diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp | 3 | ||||
| -rw-r--r-- | llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp | 5 | ||||
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-default.mir | 33 |
3 files changed, 35 insertions, 6 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp index 35aa373138f..ae193fec7d8 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp @@ -54,6 +54,9 @@ AMDGPULegalizerInfo::AMDGPULegalizerInfo() { setAction({G_FCONSTANT, S32}, Legal); setAction({G_FCONSTANT, S64}, Legal); + setAction({G_IMPLICIT_DEF, S32}, Legal); + setAction({G_IMPLICIT_DEF, S64}, Legal); + setAction({G_FADD, S32}, Legal); setAction({G_FCMP, S1}, Legal); diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp index 4454e5056e3..8d94898415b 100644 --- a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp +++ b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp @@ -174,6 +174,11 @@ AMDGPURegisterBankInfo::getInstrMapping(const MachineInstr &MI) const { default: IsComplete = false; break; + case AMDGPU::G_IMPLICIT_DEF: { + unsigned Size = MRI.getType(MI.getOperand(0).getReg()).getSizeInBits(); + OpdsMapping[0] = AMDGPU::getValueMapping(AMDGPU::SGPRRegBankID, Size); + break; + } case AMDGPU::G_FCONSTANT: case AMDGPU::G_CONSTANT: { unsigned Size = MRI.getType(MI.getOperand(0).getReg()).getSizeInBits(); diff --git a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-default.mir b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-default.mir index d0499e06806..cc68b86cf89 100644 --- a/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-default.mir +++ b/llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-default.mir @@ -1,31 +1,52 @@ +# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -O0 -march amdgcn -mcpu=fiji -run-pass=regbankselect -global-isel %s -o - | FileCheck %s # Check the default mappings for various instructions. --- -# CHECK-LABEL: name: test_fconstant_f32_1 name: test_fconstant_f32_1 legalized: true body: | bb.0: - ; CHECK: %0:sgpr(s32) = G_FCONSTANT float 1.0 + ; CHECK-LABEL: name: test_fconstant_f32_1 + ; CHECK: [[C:%[0-9]+]]:sgpr(s32) = G_FCONSTANT float 1.000000e+00 %0:_(s32) = G_FCONSTANT float 1.0 ... --- -# CHECK-LABEL: name: test_fconstant_f64_1 name: test_fconstant_f64_1 legalized: true body: | bb.0: - ; CHECK: %0:sgpr(s64) = G_FCONSTANT double 1.0 + ; CHECK-LABEL: name: test_fconstant_f64_1 + ; CHECK: [[C:%[0-9]+]]:sgpr(s64) = G_FCONSTANT double 1.000000e+00 %0:_(s64) = G_FCONSTANT double 1.0 ... --- -# CHECK-LABEL: name: test_fconstant_f16_1 name: test_fconstant_f16_1 legalized: true body: | bb.0: - ; CHECK: %0:sgpr(s32) = G_FCONSTANT half 0xH3C00 + ; CHECK-LABEL: name: test_fconstant_f16_1 + ; CHECK: [[C:%[0-9]+]]:sgpr(s32) = G_FCONSTANT half 0xH3C00 %0:_(s32) = G_FCONSTANT half 1.0 ... + +--- +name: test_implicit_def_s32 +legalized: true +body: | + bb.0: + ; CHECK-LABEL: name: test_implicit_def_s32 + ; CHECK: [[DEF:%[0-9]+]]:sgpr(s32) = G_IMPLICIT_DEF + %0:_(s32) = G_IMPLICIT_DEF +... + +--- +name: test_implicit_def_s64 +legalized: true +body: | + bb.0: + ; CHECK-LABEL: name: test_implicit_def_s64 + ; CHECK: [[DEF:%[0-9]+]]:sgpr(s64) = G_IMPLICIT_DEF + %0:_(s64) = G_IMPLICIT_DEF +... |
