diff options
| -rw-r--r-- | src/gallium/drivers/radeonsi/si_shader.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c index 25449ecaf94..8edd5934234 100644 --- a/src/gallium/drivers/radeonsi/si_shader.c +++ b/src/gallium/drivers/radeonsi/si_shader.c @@ -6535,14 +6535,12 @@ static bool si_eliminate_const_output(struct si_shader_context *ctx, for (i = 0; i < 4; i++) { LLVMBool loses_info; LLVMValueRef p = LLVMGetOperand(inst, 5 + i); - if (!LLVMIsConstant(p)) - return false; /* It's a constant expression. Undef outputs are eliminated too. */ if (LLVMIsUndef(p)) { is_zero[i] = true; is_one[i] = true; - } else { + } else if (LLVMIsAConstantFP(p)) { double a = LLVMConstRealGetDouble(p, &loses_info); if (a == 0) @@ -6551,7 +6549,8 @@ static bool si_eliminate_const_output(struct si_shader_context *ctx, is_one[i] = true; else return false; /* other constant */ - } + } else + return false; } /* Only certain combinations of 0 and 1 can be eliminated. */ |