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gpt-5.4-nano | RAG on

13_rtllm_arithmetic / task_18 | float_multi

benchmarkrtllm
task_idrtllm/13_rtllm_arithmetic/task_18
samples_total10
final_success_samples1
final_success_rate_samples10.0%
functional_pass_rate_samples10.0%
synth_pass_rate_samples10.0%
source_runsrun_20260426_070416_680227_376b99

Что показывает эта страница

Здесь перечислены все реальные попытки этой модели на одной задаче. По каждой попытке можно увидеть, до какой стадии она дошла, где именно сломалась и какое сообщение об ошибке вернулось из syntax, functional или synthesis.

Samples

sample run extract_ok syntax_ok functional_ok openlane_ok final_success failure_stage failure_reason details
sample_1 run_20260426_070416_680227_376b99 ok ok ok ok ok success Full pipeline success
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_1
generated.v preview 
module float_multi(
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    reg [31:0] a_r, b_r;

    reg [7:0]  a_exp8, b_exp8;
    reg [22:0] a_frac, b_frac;

    reg [7:0]  z_exp8;
    reg [22:0] z_frac;

    reg        a_is_nan, b_is_nan;
    reg        a_is_inf, b_is_inf;
    reg        a_is_zero, b_is_zero;
    reg        a_is_sub, b_is_sub;

    reg [23:0] a_mant_norm, b_mant_norm;
...
functional details 
[stdout]
=========== Test completed with           1/20 failures ===========
/workspace/banchmarks/rtllm/13_rtllm_arithmetic/task_18/tb.v:35: $finish called at 243 (1s)
synthesis details 
[error]
None
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": true,
  "functional_ok": true,
  "openlane_ok": true,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": true,
  "success": true
}
sample_2 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:159: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_2
generated.v preview 
module float_multi (
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    reg [31:0] a_r, b_r;

    reg        a_is_nan, b_is_nan;
    reg        a_is_inf, b_is_inf;
    reg        a_is_zero, b_is_zero;
    reg        a_is_sub, b_is_sub;

    reg [31:0] z_next;

    reg [9:0] exp_sum;
    reg [23:0] a_mant_norm, b_mant_norm;
    reg [23:0] mant_prod_norm;
    reg [9:0]  exp_norm;
    reg [25:0] frac_ext; // [25:0] = {hidden(1), frac(23), extra(2)} for rounding
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:159: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:159: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:188: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:188: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:234: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:234: error: Malformed statement
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:159: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:159: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:188: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:188: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:234: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:234: error: Malformed statement
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:159: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:159: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:188: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:188: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:234: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/generated.v:234: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:159: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:159: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:188: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:188: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:234: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_2/functional/generated.v:234: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_3 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:396: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_3
generated.v preview 
module float_multi (
    input  wire        clk,
    input  wire        rst,
    input  wire [31:0] a,
    input  wire [31:0] b,
    output reg  [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    // Special-case flags
    reg a_is_nan, b_is_nan;
    reg a_is_inf, b_is_inf;
    reg a_is_zero, b_is_zero;

    // Internal working
    reg [9:0] exp_sum;
    reg [9:0] exp_unbiased;
    reg [9:0] exp_norm;
    reg [23:0] mant_a_norm, mant_b_norm;
    reg [24:0] mant_prod; // up to 48 bits, but we use 25-bit slice for normalization decisions

    reg [22:0] frac_pre;  // pre-rounded fraction (23 bits)
    reg [23:0] frac_round; // fraction with possible carry
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:396: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:396: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:405: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:405: error: Malformed statement
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:396: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:396: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:405: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:405: error: Malformed statement
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:396: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:396: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:405: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/generated.v:405: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:396: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:396: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:405: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_3/functional/generated.v:405: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_4 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_4
generated.v preview 
module float_multi(
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    reg [31:0] a_r, b_r;

    reg a_is_nan, b_is_nan;
    reg a_is_inf, b_is_inf;
    reg a_is_zero, b_is_zero;
    reg a_is_sub, b_is_sub;

    reg [7:0] a_exp8, b_exp8;
    reg [22:0] a_frac, b_frac;

    reg [7:0] z_exp8;
    reg [22:0] z_frac;

    reg [24:0] mant_prod;          // up to 48 bits, but we use 25 bits for top slice
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)
6 error(s) during elaboration.
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)
6 error(s) during elaboration.
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)\n6 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: A reference to a wire or reg (`k') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_4/functional/generated.v:62:      : This msb expression violates the rule: (k)-('sd1)\n6 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_5 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/generated.v:315: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_5
generated.v preview 
module float_multi (
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    reg [31:0] a_r, b_r;

    reg        a_is_nan, b_is_nan;
    reg        a_is_inf, b_is_inf;
    reg        a_is_zero, b_is_zero;
    reg        a_is_sub, b_is_sub;

    reg [22:0] a_frac, b_frac;
    reg [7:0]  a_exp8, b_exp8;

    reg [7:0]  z_exp8;
    reg [22:0] z_frac;

    reg [24:0] mant_prod;          // 24x24 => 48 bits, we use [47:0]
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/generated.v:315: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/generated.v:315: error: Malformed statement
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/functional/generated.v:315: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/functional/generated.v:315: error: Malformed statement
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/generated.v:315: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/generated.v:315: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/functional/generated.v:315: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_5/functional/generated.v:315: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_6 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:247: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_6
generated.v preview 
module float_multi (
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product; // up to 24x24 => 48 bits, keep some headroom
    reg        guard_bit, round_bit, sticky;

    // Special-case flags
    reg a_is_zero, b_is_zero;
    reg a_is_inf,  b_is_inf;
    reg a_is_nan,  b_is_nan;

    // Internal working
    reg [9:0] exp_sum;
    reg [47:0] prod48; // 48-bit product of 24x24
    reg [22:0] frac23; // normalized fraction (23 bits incl. hidden? actually fraction bits without hidden)
    reg [23:0] mant24; // normalized mantissa with hidden bit
    reg [23:0] mant24_rounded;
    reg [9:0]  exp_norm;
    reg [7:0]  exp_unbiased; // for comparisons
    reg [7:0]  exp_field;    // 8-bit exponent field
    reg [22:0] frac_field;   // 23-bit fraction field
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:247: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:247: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:284: warning: Numeric constant truncated to 23 bits.
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/functional/generated.v:247: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/functional/generated.v:247: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/functional/generated.v:284: warning: Numeric constant truncated to 23 bits.
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:247: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:247: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/generated.v:284: warning: Numeric constant truncated to 23 bits.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/functional/generated.v:247: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/functional/generated.v:247: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_6/functional/generated.v:284: warning: Numeric constant truncated to 23 bits.\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_7 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_7
generated.v preview 
module float_multi (
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product; // up to 24x24 => 48 bits, keep 50 for safety
    reg        guard_bit, round_bit, sticky;

    // Special-case flags
    reg a_is_nan, b_is_nan;
    reg a_is_inf, b_is_inf;
    reg a_is_zero, b_is_zero;

    // Rounding/normalization helpers
    reg [47:0] prod48;          // 48-bit product of 24-bit mantissas
    reg [23:0] mant_norm;      // normalized mantissa with implicit leading 1 (24 bits)
    reg [22:0] frac24;         // fraction bits (23) extracted from mant_norm[22:0]
    reg [9:0]  exp_unbiased;   // intermediate exponent (unbiased)
    reg [9:0]  exp_after_norm; // after normalization
    reg [9:0]  exp_rounded;    // after rounding carry adjustment

    reg [23:0] mant_shifted;   // mantissa shifted for subnormal/underflow
    reg [9:0]  exp_final;      // final exponent field (biased, 0..255)
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:287: error: Constant values not allowed in l-value expressions.
7 error(s) during elaboration.
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: Part select expressions must be constant.
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:287: error: Constant values not allowed in l-value expressions.
7 error(s) during elaboration.
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/generated.v:287: error: Constant values not allowed in l-value expressions.\n7 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: A reference to a wire or reg (`s') is not allowed in a constant expression.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279: error: Part select expressions must be constant.\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:279:      : This msb expression violates the rule: (s)-('sd3)\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_7/functional/generated.v:287: error: Constant values not allowed in l-value expressions.\n7 error(s) during elaboration.\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_8 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:238: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_8
generated.v preview 
module float_multi (
    input  wire        clk,
    input  wire        rst,
    input  wire [31:0] a,
    input  wire [31:0] b,
    output reg  [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    reg [31:0] a_r, b_r;

    reg a_is_nan, b_is_nan;
    reg a_is_inf, b_is_inf;
    reg a_is_zero, b_is_zero;
    reg a_is_sub, b_is_sub;

    reg [31:0] z_next;

    wire [7:0] a_exp_field = a_r[30:23];
    wire [7:0] b_exp_field = b_r[30:23];

    wire [22:0] a_frac_field = a_r[22:0];
    wire [22:0] b_frac_field = b_r[22:0];
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:238: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:238: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:275: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:275: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:281: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:281: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:282: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:282: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:283: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:283: error: Malformed statement
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:238: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:238: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:275: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:275: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:281: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:281: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:282: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:282: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:283: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:283: error: Malformed statement
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:238: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:238: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:275: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:275: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:281: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:281: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:282: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:282: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:283: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/generated.v:283: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:238: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:238: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:275: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:275: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:281: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:281: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:282: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:282: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:283: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_8/functional/generated.v:283: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_9 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:193: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_9
generated.v preview 
module float_multi(
    input              clk,
    input              rst,
    input      [31:0] a,
    input      [31:0] b,
    output reg [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    reg [31:0] a_r, b_r;

    reg        a_is_nan, b_is_nan;
    reg        a_is_inf, b_is_inf;
    reg        a_is_zero, b_is_zero;
    reg        a_is_sub, b_is_sub;

    reg [31:0] z_next;

    // Combinational helpers for special-case detection (based on registered inputs)
    wire [7:0]  a_exp8 = a_r[30:23];
    wire [7:0]  b_exp8 = b_r[30:23];
    wire [22:0] a_frac = a_r[22:0];
    wire [22:0] b_frac = b_r[22:0];
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:193: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:193: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:196: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:196: error: Malformed statement
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:193: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:193: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:196: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:196: error: Malformed statement
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:193: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:193: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:196: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/generated.v:196: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:193: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:193: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:196: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_9/functional/generated.v:196: error: Malformed statement\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}
sample_10 run_20260426_070416_680227_376b99 ok failed failed skipped failed syntax /data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:317: syntax error
Open details
sample_dir: E:\Work\MIEM\VKR\Analyse\data\model_dataset\models\gpt-5-4-nano\rag_on\benchmarks\rtllm\tasks\rtllm__13_rtllm_arithmetic__task_18\samples\run_20260426_070416_680227_376b99__sample_10
generated.v preview 
module float_multi (
    input  wire        clk,
    input  wire        rst,
    input  wire [31:0] a,
    input  wire [31:0] b,
    output reg  [31:0] z
);

    reg [2:0] counter;

    reg [23:0] a_mantissa, b_mantissa, z_mantissa;
    reg [9:0]  a_exponent, b_exponent, z_exponent;
    reg        a_sign, b_sign, z_sign;

    reg [49:0] product;

    reg guard_bit, round_bit, sticky;

    // Special-case flags
    reg a_is_nan, b_is_nan;
    reg a_is_inf, b_is_inf;
    reg a_is_zero, b_is_zero;

    // Internal extended mantissas for rounding
    reg [26:0] mant_prod;     // up to 27 bits used for guard/round/sticky extraction
    reg [23:0] mant_norm;     // normalized mantissa (24 bits incl. hidden 1)
    reg [22:0] mant_frac;     // fraction bits (23 bits) before rounding
    reg [9:0]  exp_unbiased;   // unbiased exponent result (can be negative)
    reg [9:0]  exp_work;       // working exponent (biased later)
    reg [7:0]  exp_biased;     // biased exponent for output
    reg [23:0] mant_rounded;  // mantissa after rounding (24 bits incl. hidden 1)
...
syntax details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:317: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:317: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:323: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:323: error: Malformed conditional expression.
functional details 
[stderr]
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:317: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:317: error: Malformed statement
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:323: syntax error
/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:323: error: Malformed conditional expression.
synthesis details 
[error]
None
errors[] 
[
  {
    "stage": "syntax",
    "code": "syntax.iverilog_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:317: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:317: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:323: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/generated.v:323: error: Malformed conditional expression.\n",
    "retryable": false,
    "details": {}
  },
  {
    "stage": "functional",
    "code": "functional.testbench_failed",
    "message": "/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:317: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:317: error: Malformed statement\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:323: syntax error\n/data/eval/out/run_20260426_070416_680227_376b99/tmp/gpt5_4_nano/rtllm__13_rtllm_arithmetic__task_18/sample_10/functional/generated.v:323: error: Malformed conditional expression.\n",
    "retryable": false,
    "details": {}
  }
]
outcome 
{
  "llm_ok": true,
  "extract_ok": true,
  "syntax_ok": false,
  "functional_ok": false,
  "openlane_ok": false,
  "syntax_required": true,
  "functional_required": true,
  "openlane_required": true,
  "final_success": false,
  "success": false
}