[llvm] r371808 - AMDGPU/GlobalISel: Fix RegBankSelect for amdgcn.else
Matt Arsenault via llvm-commits
llvm-commits at lists.llvm.org
Thu Sep 12 20:55:49 PDT 2019
Author: arsenm
Date: Thu Sep 12 20:55:49 2019
New Revision: 371808
URL: http://llvm.org/viewvc/llvm-project?rev=371808&view=rev
Log:
AMDGPU/GlobalISel: Fix RegBankSelect for amdgcn.else
Added:
llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.32.mir
llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.64.mir
Modified:
llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
Modified: llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp?rev=371808&r1=371807&r2=371808&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp Thu Sep 12 20:55:49 2019
@@ -2285,6 +2285,13 @@ AMDGPURegisterBankInfo::getInstrMapping(
OpdsMapping[1] = AMDGPU::getValueMapping(AMDGPU::SGPRRegBankID, Size);
break;
}
+ case Intrinsic::amdgcn_else: {
+ unsigned WaveSize = getSizeInBits(MI.getOperand(1).getReg(), MRI, *TRI);
+ OpdsMapping[0] = AMDGPU::getValueMapping(AMDGPU::VCCRegBankID, 1);
+ OpdsMapping[1] = AMDGPU::getValueMapping(AMDGPU::SGPRRegBankID, WaveSize);
+ OpdsMapping[3] = AMDGPU::getValueMapping(AMDGPU::SGPRRegBankID, WaveSize);
+ break;
+ }
}
break;
}
Added: llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.32.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.32.mir?rev=371808&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.32.mir (added)
+++ llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.32.mir Thu Sep 12 20:55:49 2019
@@ -0,0 +1,18 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
+# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=regbankselect -regbankselect-greedy -verify-machineinstrs -o - %s | FileCheck %s
+
+---
+name: else
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $sgpr0
+ ; CHECK-LABEL: name: else
+ ; CHECK: [[COPY:%[0-9]+]]:sgpr(s32) = COPY $sgpr0
+ ; CHECK: [[INT:%[0-9]+]]:vcc(s1), [[INT1:%[0-9]+]]:sgpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.else), [[COPY]](s32)
+ %0:_(s32) = COPY $sgpr0
+ %1:_(s1), %2:_(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.else), %0
+
+...
Added: llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.64.mir
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.64.mir?rev=371808&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.64.mir (added)
+++ llvm/trunk/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.else.64.mir Thu Sep 12 20:55:49 2019
@@ -0,0 +1,17 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -march=amdgcn -mcpu=fiji -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
+# RUN: llc -march=amdgcn -mcpu=greedy -run-pass=regbankselect -regbankselect-fast -verify-machineinstrs -o - %s | FileCheck %s
+---
+name: else
+legalized: true
+
+body: |
+ bb.0:
+ liveins: $sgpr0_sgpr1
+ ; CHECK-LABEL: name: else
+ ; CHECK: [[COPY:%[0-9]+]]:sgpr(s64) = COPY $sgpr0_sgpr1
+ ; CHECK: [[INT:%[0-9]+]]:vcc(s1), [[INT1:%[0-9]+]]:sgpr(s64) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.else), [[COPY]](s64)
+ %0:_(s64) = COPY $sgpr0_sgpr1
+ %1:_(s1), %2:_(s64) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.amdgcn.else), %0
+
+...
More information about the llvm-commits
mailing list