5dfdd3494b
It's not a libcall so doesn't really belong here to begin with. Relying on checking the target name and explicit features isn't particularly sound either. The library doesn't use the intrinsic anymore, so it doesn't matter anyway.
85 lines
3.8 KiB
LLVM
85 lines
3.8 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,W64 %s
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; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=+wavefrontsize32,-wavefrontsize64 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,W32 %s
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; RUN: llc -march=amdgcn -mcpu=gfx1010 -mattr=-wavefrontsize32,+wavefrontsize64 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,W64 %s
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; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=+wavefrontsize32,-wavefrontsize64 -verify-machineinstrs -amdgpu-enable-vopd=0 < %s | FileCheck -check-prefixes=GCN,W32 %s
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; RUN: llc -march=amdgcn -mcpu=gfx1100 -mattr=-wavefrontsize32,+wavefrontsize64 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,W64 %s
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; RUN: opt -O3 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -O3 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -O3 -mattr=+wavefrontsize32 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -passes='default<O3>' -mattr=+wavefrontsize32 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -O3 -mattr=+wavefrontsize64 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -mcpu=tonga -O3 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -mcpu=gfx1010 -O3 -mattr=+wavefrontsize32,-wavefrontsize64 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -mcpu=gfx1010 -O3 -mattr=-wavefrontsize32,+wavefrontsize64 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -mcpu=gfx1100 -O3 -mattr=+wavefrontsize32,-wavefrontsize64 -S < %s | FileCheck -check-prefix=OPT %s
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; RUN: opt -mtriple=amdgcn-- -mcpu=gfx1100 -O3 -mattr=-wavefrontsize32,+wavefrontsize64 -S < %s | FileCheck -check-prefix=OPT %s
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; GCN-LABEL: {{^}}fold_wavefrontsize:
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; OPT-LABEL: define amdgpu_kernel void @fold_wavefrontsize(
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; W32: v_mov_b32_e32 [[V:v[0-9]+]], 32
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; W64: v_mov_b32_e32 [[V:v[0-9]+]], 64
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; GCN: store_{{dword|b32}} v{{.+}}, [[V]]
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; OPT: %tmp = tail call i32 @llvm.amdgcn.wavefrontsize()
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; OPT: store i32 %tmp, ptr addrspace(1) %arg, align 4
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; OPT-NEXT: ret void
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define amdgpu_kernel void @fold_wavefrontsize(ptr addrspace(1) nocapture %arg) {
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bb:
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%tmp = tail call i32 @llvm.amdgcn.wavefrontsize() #0
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store i32 %tmp, ptr addrspace(1) %arg, align 4
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ret void
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}
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; GCN-LABEL: {{^}}fold_and_optimize_wavefrontsize:
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; OPT-LABEL: define amdgpu_kernel void @fold_and_optimize_wavefrontsize(
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; W32: v_mov_b32_e32 [[V:v[0-9]+]], 1{{$}}
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; W64: v_mov_b32_e32 [[V:v[0-9]+]], 2{{$}}
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; GCN-NOT: cndmask
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; GCN: store_{{dword|b32}} v{{.+}}, [[V]]
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; OPT: %tmp = tail call i32 @llvm.amdgcn.wavefrontsize()
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; OPT: %tmp1 = icmp ugt i32 %tmp, 32
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; OPT: %tmp2 = select i1 %tmp1, i32 2, i32 1
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; OPT: store i32 %tmp2, ptr addrspace(1) %arg
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; OPT-NEXT: ret void
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define amdgpu_kernel void @fold_and_optimize_wavefrontsize(ptr addrspace(1) nocapture %arg) {
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bb:
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%tmp = tail call i32 @llvm.amdgcn.wavefrontsize() #0
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%tmp1 = icmp ugt i32 %tmp, 32
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%tmp2 = select i1 %tmp1, i32 2, i32 1
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store i32 %tmp2, ptr addrspace(1) %arg
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ret void
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}
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; GCN-LABEL: {{^}}fold_and_optimize_if_wavefrontsize:
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; OPT-LABEL: define amdgpu_kernel void @fold_and_optimize_if_wavefrontsize(
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; OPT: bb:
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; OPT: %tmp = tail call i32 @llvm.amdgcn.wavefrontsize()
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; OPT: %tmp1 = icmp ugt i32 %tmp, 32
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; OPT: bb3:
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; OPT-NEXT: ret void
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define amdgpu_kernel void @fold_and_optimize_if_wavefrontsize(ptr addrspace(1) nocapture %arg) {
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bb:
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%tmp = tail call i32 @llvm.amdgcn.wavefrontsize() #0
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%tmp1 = icmp ugt i32 %tmp, 32
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br i1 %tmp1, label %bb2, label %bb3
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bb2: ; preds = %bb
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store i32 1, ptr addrspace(1) %arg, align 4
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br label %bb3
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bb3: ; preds = %bb2, %bb
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ret void
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}
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declare i32 @llvm.amdgcn.wavefrontsize() #0
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attributes #0 = { nounwind readnone speculatable }
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