32 lines
1.6 KiB
LLVM
32 lines
1.6 KiB
LLVM
; RUN: split-file %s %t
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; RUN: not --crash llc -global-isel=0 -mtriple=amdgcn-amd-amdpal -mcpu=gfx1030 -filetype=null %t/stacksave-error.ll 2>&1 | FileCheck -check-prefix=ERR-SAVE-SDAG %s
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; RUN: not --crash llc -global-isel=0 -mtriple=amdgcn-amd-amdpal -mcpu=gfx1030 -filetype=null %t/stackrestore-error.ll 2>&1 | FileCheck -check-prefix=ERR-RESTORE-SDAG %s
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; RUN: not --crash llc -global-isel=1 -mtriple=amdgcn-amd-amdpal -mcpu=gfx1030 -filetype=null %t/stacksave-error.ll 2>&1 | FileCheck -check-prefix=ERR-SAVE-GISEL %s
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; RUN: not --crash llc -global-isel=1 -mtriple=amdgcn-amd-amdpal -mcpu=gfx1030 -filetype=null %t/stackrestore-error.ll 2>&1 | FileCheck -check-prefix=ERR-RESTORE-GISEL %s
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; Test that an error is produced if stacksave/stackrestore are used
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; with the wrong (default) address space.
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;--- stacksave-error.ll
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declare ptr @llvm.stacksave.p0()
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; ERR-SAVE-SDAG: LLVM ERROR: Cannot select: {{.+}}: i64,ch = stacksave
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; ERR-SAVE-GISEL: LLVM ERROR: unable to legalize instruction: %{{[0-9]+}}:_(p0) = G_STACKSAVE (in function: func_store_stacksave)
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define void @func_store_stacksave() {
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%stacksave = call ptr @llvm.stacksave.p0()
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call void asm sideeffect "; use $0", "s"(ptr %stacksave)
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ret void
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}
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;--- stackrestore-error.ll
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declare void @llvm.stackrestore.p0(ptr)
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; ERR-RESTORE-SDAG: LLVM ERROR: Cannot select: {{.+}}: ch = stackrestore {{.+}}, {{.+}}
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; ERR-RESTORE-GISEL: LLVM ERROR: unable to legalize instruction: G_STACKRESTORE %{{[0-9]+}}:_(p0) (in function: func_stacksave_sgpr)
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define amdgpu_gfx void @func_stacksave_sgpr(ptr inreg %stack) {
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call void @llvm.stackrestore.p0(ptr %stack)
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ret void
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}
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