diff options
| author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-02-19 18:10:18 -0300 |
|---|---|---|
| committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-22 21:51:22 -0400 |
| commit | 6db69990da9f232e6d982cdcb69c2e27d93075cf (patch) | |
| tree | 9367909cd030622ea36c4cadccd2fabc6f28d471 /src/shader_recompiler/ir_opt/constant_propagation_pass.cpp | |
| parent | 85cce78583bc2232428a8fb39e43182877c8d5ad (diff) | |
spirv: Add lower fp16 to fp32 pass
Diffstat (limited to 'src/shader_recompiler/ir_opt/constant_propagation_pass.cpp')
| -rw-r--r-- | src/shader_recompiler/ir_opt/constant_propagation_pass.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp b/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp index 9eb61b54c5..4d4e88259a 100644 --- a/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp +++ b/src/shader_recompiler/ir_opt/constant_propagation_pass.cpp @@ -104,12 +104,12 @@ void FoldGetPred(IR::Inst& inst) { bool FoldXmadMultiply(IR::Block& block, IR::Inst& inst) { /* * We are looking for this pattern: - * %rhs_bfe = BitFieldUExtract %factor_a, #0, #16 (uses: 1) - * %rhs_mul = IMul32 %rhs_bfe, %factor_b (uses: 1) - * %lhs_bfe = BitFieldUExtract %factor_a, #16, #16 (uses: 1) - * %rhs_mul = IMul32 %lhs_bfe, %factor_b (uses: 1) - * %lhs_shl = ShiftLeftLogical32 %rhs_mul, #16 (uses: 1) - * %result = IAdd32 %lhs_shl, %rhs_mul (uses: 10) + * %rhs_bfe = BitFieldUExtract %factor_a, #0, #16 + * %rhs_mul = IMul32 %rhs_bfe, %factor_b + * %lhs_bfe = BitFieldUExtract %factor_a, #16, #16 + * %rhs_mul = IMul32 %lhs_bfe, %factor_b + * %lhs_shl = ShiftLeftLogical32 %rhs_mul, #16 + * %result = IAdd32 %lhs_shl, %rhs_mul * * And replacing it with * %result = IMul32 %factor_a, %factor_b |