3ce1b9631a
Use GCNHazardRecognizer in postra sched. Updated tests for the new schedules. Reviewed By: arsenm Differential Revision: https://reviews.llvm.org/D109536 Change-Id: Ia86ba2ae168f12fb34b4d8efdab491f84d936cde
52 lines
2.2 KiB
LLVM
52 lines
2.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -march=amdgcn -mcpu=gfx908 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GFX908 %s
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; Make sure there are no v_accvgpr_read_b32 copying back and forth
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; between AGPR and VGPR.
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define amdgpu_kernel void @remat_constant_voids_spill(i32 addrspace(1)* %p) #1 {
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; GFX908-LABEL: remat_constant_voids_spill:
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; GFX908: ; %bb.0:
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; GFX908-NEXT: v_accvgpr_write_b32 a1, 1
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; GFX908-NEXT: v_accvgpr_write_b32 a5, 6
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; GFX908-NEXT: v_accvgpr_write_b32 a6, 7
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; GFX908-NEXT: v_accvgpr_write_b32 a7, 8
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; GFX908-NEXT: v_accvgpr_write_b32 a0, 9
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; GFX908-NEXT: v_accvgpr_write_b32 a2, 2
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; GFX908-NEXT: v_accvgpr_write_b32 a3, 3
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; GFX908-NEXT: v_accvgpr_write_b32 a4, 4
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; GFX908-NEXT: ;;#ASMSTART
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; GFX908-NEXT: ;;#ASMEND
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; GFX908-NEXT: v_accvgpr_write_b32 a1, 5
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; GFX908-NEXT: ;;#ASMSTART
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; GFX908-NEXT: ;;#ASMEND
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; GFX908-NEXT: s_endpgm
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call void asm sideeffect "", "a,a,a,a"(i32 1, i32 2, i32 3, i32 4)
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call void asm sideeffect "", "a,a,a,a,a"(i32 5, i32 6, i32 7, i32 8, i32 9)
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ret void
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}
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define void @remat_regcopy_avoids_spill(i32 %v0, i32 %v1, i32 %v2, i32 %v3, i32 %v4, i32 %v5, i32 %v6, i32 %v7, i32 %v8, i32 %v9, i32 %v10) #1 {
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; GFX908-LABEL: remat_regcopy_avoids_spill:
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; GFX908: ; %bb.0:
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; GFX908-NEXT: s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
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; GFX908-NEXT: v_accvgpr_write_b32 a1, v0
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; GFX908-NEXT: v_accvgpr_write_b32 a2, v1
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; GFX908-NEXT: v_accvgpr_write_b32 a3, v2
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; GFX908-NEXT: v_accvgpr_write_b32 a4, v3
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; GFX908-NEXT: v_accvgpr_write_b32 a0, v8
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; GFX908-NEXT: ;;#ASMSTART
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; GFX908-NEXT: ;;#ASMEND
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; GFX908-NEXT: v_accvgpr_write_b32 a1, v4
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; GFX908-NEXT: v_accvgpr_write_b32 a2, v5
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; GFX908-NEXT: v_accvgpr_write_b32 a3, v6
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; GFX908-NEXT: v_accvgpr_write_b32 a4, v7
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; GFX908-NEXT: ;;#ASMSTART
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; GFX908-NEXT: ;;#ASMEND
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; GFX908-NEXT: s_setpc_b64 s[30:31]
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call void asm sideeffect "", "a,a,a,a"(i32 %v0, i32 %v1, i32 %v2, i32 %v3)
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call void asm sideeffect "", "a,a,a,a,a"(i32 %v4, i32 %v5, i32 %v6, i32 %v7, i32 %v8)
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ret void
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}
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attributes #1 = { nounwind "amdgpu-num-vgpr"="8" }
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