c62745e167
We have some odd redundancy where clang specially handles the stack size case. If clang prints it, the source location is first followed by "warning". The backend diagnostic, as printed by other tools puts "warning" first.
48 lines
1.9 KiB
LLVM
48 lines
1.9 KiB
LLVM
; RUN: not llc -march=amdgcn < %s 2>&1 | FileCheck -check-prefix=ERROR %s
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; RUN: not llc -march=amdgcn < %s | FileCheck -check-prefix=GCN %s
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declare void @llvm.memset.p5i8.i32(i8 addrspace(5)* nocapture, i8, i32, i32, i1) #1
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; ERROR: error: <unknown>:0:0: stack frame size (131061) exceeds limit (131056) in function 'stack_size_limit_wave64'
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; GCN: ; ScratchSize: 131061
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define amdgpu_kernel void @stack_size_limit_wave64() #0 {
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entry:
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%alloca = alloca [131057 x i8], align 1, addrspace(5)
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%alloca.bc = bitcast [131057 x i8] addrspace(5)* %alloca to i8 addrspace(5)*
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call void @llvm.memset.p5i8.i32(i8 addrspace(5)* %alloca.bc, i8 9, i32 131057, i32 1, i1 true)
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ret void
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}
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; ERROR: error: <unknown>:0:0: stack frame size (262117) exceeds limit (262112) in function 'stack_size_limit_wave32'
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; GCN: ; ScratchSize: 262117
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define amdgpu_kernel void @stack_size_limit_wave32() #1 {
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entry:
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%alloca = alloca [262113 x i8], align 1, addrspace(5)
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%alloca.bc = bitcast [262113 x i8] addrspace(5)* %alloca to i8 addrspace(5)*
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call void @llvm.memset.p5i8.i32(i8 addrspace(5)* %alloca.bc, i8 9, i32 262113, i32 1, i1 true)
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ret void
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}
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; ERROR-NOT: error:
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; GCN: ; ScratchSize: 131056
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define amdgpu_kernel void @max_stack_size_wave64() #0 {
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entry:
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%alloca = alloca [131052 x i8], align 1, addrspace(5)
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%alloca.bc = bitcast [131052 x i8] addrspace(5)* %alloca to i8 addrspace(5)*
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call void @llvm.memset.p5i8.i32(i8 addrspace(5)* %alloca.bc, i8 9, i32 131052, i32 1, i1 true)
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ret void
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}
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; ERROR-NOT: error:
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; GCN: ; ScratchSize: 262112
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define amdgpu_kernel void @max_stack_size_wave32() #1 {
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entry:
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%alloca = alloca [262108 x i8], align 1, addrspace(5)
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%alloca.bc = bitcast [262108 x i8] addrspace(5)* %alloca to i8 addrspace(5)*
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call void @llvm.memset.p5i8.i32(i8 addrspace(5)* %alloca.bc, i8 9, i32 262108, i32 1, i1 true)
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ret void
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}
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attributes #0 = { "target-cpu" = "gfx900" }
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attributes #1 = { "target-cpu" = "gfx1010" }
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