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authoranjenner <161845516+anjenner@users.noreply.github.com>2025-12-09 23:13:33 +0000
committerGitHub <noreply@github.com>2025-12-09 23:13:33 +0000
commit27651133e213a6a1eb4d0e47837625cee3613111 (patch)
treedfc27f4c48aefacb3fc7e2a709f8fc92a19bd7e7 /llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
parent0a2e56df64c936bacc746aeb94878d66ee00dec3 (diff)
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AMDGPU: Drop and upgrade llvm.amdgcn.atomic.csub/cond.sub to atomicrmw (#105553)HEADmain
These both perform conditional subtraction, returning the minuend and zero respectively, if the difference is negative.
Diffstat (limited to 'llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp')
-rw-r--r--llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp2
1 files changed, 0 insertions, 2 deletions
diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
index a7955ee..ce4cc79 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
@@ -5309,12 +5309,10 @@ AMDGPURegisterBankInfo::getInstrMapping(const MachineInstr &MI) const {
OpdsMapping[0] = AMDGPU::getValueMapping(AMDGPU::SGPRRegBankID, Size);
break;
}
- case Intrinsic::amdgcn_global_atomic_csub:
case Intrinsic::amdgcn_global_atomic_fmin_num:
case Intrinsic::amdgcn_global_atomic_fmax_num:
case Intrinsic::amdgcn_flat_atomic_fmin_num:
case Intrinsic::amdgcn_flat_atomic_fmax_num:
- case Intrinsic::amdgcn_atomic_cond_sub_u32:
case Intrinsic::amdgcn_global_atomic_ordered_add_b64:
case Intrinsic::amdgcn_global_load_tr_b64:
case Intrinsic::amdgcn_global_load_tr_b128: