108 lines
4.3 KiB
LLVM
108 lines
4.3 KiB
LLVM
; REQUIRES: asserts
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; RUN: llc -verify-machineinstrs=0 -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=DEFAULT %s
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; RUN: llc -verify-machineinstrs=0 -sgpr-regalloc=greedy -vgpr-regalloc=greedy -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=DEFAULT %s
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; RUN: llc -verify-machineinstrs=0 -O0 -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=O0 %s
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; RUN: llc -verify-machineinstrs=0 -vgpr-regalloc=basic -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=DEFAULT-BASIC %s
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; RUN: llc -verify-machineinstrs=0 -sgpr-regalloc=basic -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=BASIC-DEFAULT %s
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; RUN: llc -verify-machineinstrs=0 -sgpr-regalloc=basic -vgpr-regalloc=basic -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=BASIC-BASIC %s
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; RUN: not --crash llc -verify-machineinstrs=0 -regalloc=basic -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=REGALLOC %s
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; RUN: not --crash llc -verify-machineinstrs=0 -regalloc=fast -O0 -mtriple=amdgcn-amd-amdhsa -debug-pass=Structure -o /dev/null %s 2>&1 | FileCheck -check-prefix=REGALLOC %s
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; REGALLOC: -regalloc not supported with amdgcn. Use -sgpr-regalloc and -vgpr-regalloc
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; DEFAULT: Greedy Register Allocator
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; DEFAULT-NEXT: Virtual Register Rewriter
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; DEFAULT-NEXT: SI lower SGPR spill instructions
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; DEFAULT-NEXT: Virtual Register Map
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; DEFAULT-NEXT: Live Register Matrix
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; DEFAULT-NEXT: Greedy Register Allocator
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; DEFAULT-NEXT: GCN NSA Reassign
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; DEFAULT-NEXT: Virtual Register Rewriter
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; DEFAULT-NEXT: Stack Slot Coloring
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; O0: Fast Register Allocator
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; O0-NEXT: SI lower SGPR spill instructions
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; O0-NEXT: Fast Register Allocator
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; O0-NEXT: SI Fix VGPR copies
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; BASIC-DEFAULT: Debug Variable Analysis
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; BASIC-DEFAULT-NEXT: Live Stack Slot Analysis
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; BASIC-DEFAULT-NEXT: Machine Natural Loop Construction
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; BASIC-DEFAULT-NEXT: Machine Block Frequency Analysis
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; BASIC-DEFAULT-NEXT: Virtual Register Map
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; BASIC-DEFAULT-NEXT: Live Register Matrix
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; BASIC-DEFAULT-NEXT: Basic Register Allocator
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; BASIC-DEFAULT-NEXT: Virtual Register Rewriter
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; BASIC-DEFAULT-NEXT: SI lower SGPR spill instructions
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; BASIC-DEFAULT-NEXT: Virtual Register Map
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; BASIC-DEFAULT-NEXT: Live Register Matrix
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; BASIC-DEFAULT-NEXT: Bundle Machine CFG Edges
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; BASIC-DEFAULT-NEXT: Spill Code Placement Analysis
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; BASIC-DEFAULT-NEXT: Lazy Machine Block Frequency Analysis
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; BASIC-DEFAULT-NEXT: Machine Optimization Remark Emitter
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; BASIC-DEFAULT-NEXT: Greedy Register Allocator
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; BASIC-DEFAULT-NEXT: GCN NSA Reassign
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; BASIC-DEFAULT-NEXT: Virtual Register Rewriter
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; BASIC-DEFAULT-NEXT: Stack Slot Coloring
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; DEFAULT-BASIC: Greedy Register Allocator
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; DEFAULT-BASIC-NEXT: Virtual Register Rewriter
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; DEFAULT-BASIC-NEXT: SI lower SGPR spill instructions
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; DEFAULT-BASIC-NEXT: Virtual Register Map
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; DEFAULT-BASIC-NEXT: Live Register Matrix
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; DEFAULT-BASIC-NEXT: Basic Register Allocator
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; DEFAULT-BASIC-NEXT: GCN NSA Reassign
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; DEFAULT-BASIC-NEXT: Virtual Register Rewriter
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; DEFAULT-BASIC-NEXT: Stack Slot Coloring
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; BASIC-BASIC: Debug Variable Analysis
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; BASIC-BASIC-NEXT: Live Stack Slot Analysis
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; BASIC-BASIC-NEXT: Machine Natural Loop Construction
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; BASIC-BASIC-NEXT: Machine Block Frequency Analysis
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; BASIC-BASIC-NEXT: Virtual Register Map
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; BASIC-BASIC-NEXT: Live Register Matrix
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; BASIC-BASIC-NEXT: Basic Register Allocator
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; BASIC-BASIC-NEXT: Virtual Register Rewriter
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; BASIC-BASIC-NEXT: SI lower SGPR spill instructions
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; BASIC-BASIC-NEXT: Virtual Register Map
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; BASIC-BASIC-NEXT: Live Register Matrix
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; BASIC-BASIC-NEXT: Basic Register Allocator
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; BASIC-BASIC-NEXT: GCN NSA Reassign
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; BASIC-BASIC-NEXT: Virtual Register Rewriter
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; BASIC-BASIC-NEXT: Stack Slot Coloring
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declare void @bar()
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; Something with some CSR SGPR spills
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define void @foo() {
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call void asm sideeffect "; clobber", "~{s33}"()
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call void @bar()
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ret void
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}
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; Block live out spills with fast regalloc
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define amdgpu_kernel void @control_flow(i1 %cond) {
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%s33 = call i32 asm sideeffect "; clobber", "={s33}"()
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br i1 %cond, label %bb0, label %bb1
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bb0:
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call void asm sideeffect "; use %0", "s"(i32 %s33)
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br label %bb1
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bb1:
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ret void
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}
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