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llvm-project/llvm/test/CodeGen/AMDGPU/coalescer-subranges-another...

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# RUN: llc -mtriple=amdgcn--amdpal -mcpu=gfx803 -run-pass=simple-register-coalescing -o - %s | FileCheck -check-prefix=GCN %s
# With one version of the D48102 fix, this test failed with
# Assertion failed: (Id != S.end() && T != S.end() && T->valno == Id->valno), function pruneSubRegValues, file ../lib/CodeGen/RegisterCoalescer.cpp, line 2875.
# GCN: {{^body}}
--- |
target datalayout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5"
target triple = "amdgcn--amdpal"
; Function Attrs: nounwind
define amdgpu_ps void @_amdgpu_ps_main(float %arg) #0 {
ret void
}
attributes #0 = { nounwind "InitialPSInputAddr"="3842" "target-cpu"="gfx803" }
...
---
name: _amdgpu_ps_main
tracksRegLiveness: true
body: |
bb.0:
successors: %bb.2(0x40000000), %bb.1(0x40000000)
%0:sreg_64 = COPY $exec
%1:sgpr_32 = S_MOV_B32 0
undef %2.sub0:sreg_128 = COPY %1
%2.sub1:sreg_128 = COPY %1
%2.sub2:sreg_128 = COPY %1
%2.sub3:sreg_128 = COPY %1
$exec = S_WQM_B64 $exec, implicit-def dead $scc
S_CBRANCH_SCC0 %bb.2, implicit undef $scc
bb.1:
successors: %bb.3(0x80000000)
%3:sreg_128 = COPY killed %2
%4:vreg_128 = COPY killed %3
%5:vreg_128 = COPY killed %4
S_BRANCH %bb.3
bb.2:
successors: %bb.4(0x80000000)
%6:vgpr_32 = V_MUL_F32_e32 1031798784, undef %7:vgpr_32, implicit $exec
%8:vgpr_32 = V_FLOOR_F32_e32 killed %6, implicit $exec
%9:vgpr_32 = V_ADD_F32_e32 0, killed %8, implicit $exec
%10:vgpr_32 = V_CVT_U32_F32_e32 killed %9, implicit $exec
%11:vgpr_32 = V_LSHLREV_B32_e32 1, killed %10, implicit $exec
%12:sreg_64 = S_MOV_B64 0
%13:sreg_128 = COPY killed %2
%14:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
%15:vreg_128 = COPY killed %13
%16:sreg_64 = COPY killed %12
%17:vreg_128 = IMPLICIT_DEF
%18:vgpr_32 = COPY killed %14
%19:vreg_128 = COPY killed %15
S_BRANCH %bb.4
bb.3:
successors: %bb.17(0x80000000)
%20:vreg_128 = COPY killed %5
S_BRANCH %bb.17
bb.4:
successors: %bb.8(0x40000000), %bb.9(0x40000000)
%21:vreg_128 = COPY killed %19
%22:vgpr_32 = COPY killed %18
%23:vreg_128 = COPY killed %17
%24:sreg_64 = COPY killed %16
%25:vgpr_32 = V_OR_B32_e32 %22, %11, implicit $exec
%26:vreg_128 = BUFFER_LOAD_FORMAT_XYZW_IDXEN killed %25, undef %27:sreg_128, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load 16 from constant-pool, align 1, addrspace 4)
%28:vgpr_32 = V_LSHRREV_B32_e32 30, killed %26.sub0, implicit $exec
%29:vreg_128 = COPY killed %21
%29.sub0:vreg_128 = COPY %1
%30:sreg_64 = V_CMP_NE_U32_e64 0, %28, implicit $exec
%31:sreg_64_xexec = V_CMP_EQ_U32_e64 0, %28, implicit $exec
dead %32:vgpr_32 = V_CNDMASK_B32_e64 0, -1, killed %31, implicit $exec
%33:vreg_128 = COPY %29
%33.sub1:vreg_128 = COPY undef %32
%34:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
%35:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
%36:sreg_64 = COPY %24
%37:vreg_128 = COPY %23
%38:vreg_128 = IMPLICIT_DEF
%39:vreg_128 = IMPLICIT_DEF
%40:vgpr_32 = IMPLICIT_DEF
%41:vreg_1 = COPY killed %35
%42:vreg_1 = COPY killed %34
%43:sreg_64 = COPY $exec, implicit-def $exec
%44:sreg_64 = S_AND_B64 %43, %30, implicit-def dead $scc
%45:sreg_64 = S_XOR_B64 %44, %43, implicit-def dead $scc
$exec = S_MOV_B64_term killed %44
SI_MASK_BRANCH %bb.9, implicit $exec
S_BRANCH %bb.8
bb.5:
successors: %bb.9(0x80000000)
$exec = S_OR_B64 $exec, %46, implicit-def $scc
%47:vreg_1 = COPY killed %48
%49:vgpr_32 = COPY killed %50
%51:vreg_128 = COPY killed %52
%53:vreg_128 = COPY killed %54
%55:sreg_64 = COPY killed %56
%57:sreg_64 = S_AND_B64 $exec, %46, implicit-def $scc
%57:sreg_64 = S_OR_B64 %57, killed %55, implicit-def $scc
%58:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
%36:sreg_64 = COPY killed %57
%37:vreg_128 = COPY killed %53
%38:vreg_128 = COPY killed %59
%39:vreg_128 = COPY killed %51
%40:vgpr_32 = COPY killed %49
%41:vreg_1 = COPY killed %47
%42:vreg_1 = COPY killed %58
S_BRANCH %bb.9
bb.6:
successors: %bb.7(0x40000000), %bb.13(0x40000000)
$exec = S_OR_B64 $exec, killed %60, implicit-def $scc
%61:sreg_64 = V_CMP_NE_U32_e64 0, killed %62, implicit $exec
%63:vreg_128 = COPY killed %64
%65:vreg_1 = COPY killed %66
%67:sreg_64 = COPY $exec, implicit-def $exec
%68:sreg_64 = S_AND_B64 %67, %61, implicit-def dead $scc
$exec = S_MOV_B64_term killed %68
SI_MASK_BRANCH %bb.13, implicit $exec
S_BRANCH %bb.7
bb.7:
successors: %bb.13(0x80000000)
%69:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
%70:vreg_128 = COPY killed %33
%63:vreg_128 = COPY killed %70
%65:vreg_1 = COPY killed %69
S_BRANCH %bb.13
bb.8:
successors: %bb.10(0x80000000)
%71:sreg_64 = S_MOV_B64 0
%72:vreg_128 = COPY %33
%73:sreg_64 = COPY killed %71
%74:vreg_128 = COPY killed %72
%75:vreg_128 = COPY killed %29
S_BRANCH %bb.10
bb.9:
successors: %bb.6(0x04000000), %bb.4(0x7c000000)
$exec = S_OR_B64 $exec, %45, implicit-def $scc
%62:vreg_1 = COPY killed %42
%66:vreg_1 = COPY killed %41
%76:vgpr_32 = COPY killed %40
%77:vreg_128 = COPY killed %39
%64:vreg_128 = COPY killed %38
%78:vreg_128 = COPY killed %37
%79:sreg_64 = COPY killed %36
%60:sreg_64 = S_AND_B64 $exec, %45, implicit-def $scc
%60:sreg_64 = S_OR_B64 %60, killed %79, implicit-def $scc
%80:vreg_128 = COPY %78
%16:sreg_64 = COPY %60
%17:vreg_128 = COPY killed %80
%18:vgpr_32 = COPY killed %76
%19:vreg_128 = COPY killed %77
$exec = S_ANDN2_B64_term $exec, %60
S_CBRANCH_EXECNZ %bb.4, implicit $exec
S_BRANCH %bb.6
bb.10:
successors: %bb.11(0x80000000)
%81:vreg_128 = COPY killed %75
%82:vreg_128 = COPY killed %74
%83:sreg_64 = COPY killed %73
bb.11:
successors: %bb.12(0x04000000), %bb.10(0x7c000000)
undef %59.sub0:vreg_128 = COPY %81.sub0
%59.sub2:vreg_128 = COPY %82.sub2
%59.sub3:vreg_128 = COPY killed %82.sub3
%84:sreg_64 = V_CMP_GE_U32_e64 killed %81.sub0, %28, implicit $exec
%85:sreg_64 = S_OR_B64 killed %84, killed %83, implicit-def $scc
%86:vreg_128 = COPY %59
%73:sreg_64 = COPY %85
%74:vreg_128 = COPY %59
%75:vreg_128 = COPY killed %86
$exec = S_ANDN2_B64_term $exec, %85
S_CBRANCH_EXECNZ %bb.10, implicit $exec
S_BRANCH %bb.12
bb.12:
successors: %bb.15(0x40000000), %bb.5(0x40000000)
$exec = S_OR_B64 $exec, killed %85, implicit-def $scc
%87:sreg_64 = V_CMP_LT_U32_e64 11, killed %28, implicit $exec
%88:vgpr_32 = V_MOV_B32_e32 -1, implicit $exec
%56:sreg_64 = COPY %24
%54:vreg_128 = COPY killed %23
%52:vreg_128 = IMPLICIT_DEF
%50:vgpr_32 = IMPLICIT_DEF
%48:vreg_1 = COPY killed %88
%89:sreg_64 = COPY $exec, implicit-def $exec
%90:sreg_64 = S_AND_B64 %89, %87, implicit-def dead $scc
%46:sreg_64 = S_XOR_B64 %90, %89, implicit-def dead $scc
$exec = S_MOV_B64_term killed %90
SI_MASK_BRANCH %bb.5, implicit $exec
S_BRANCH %bb.15
bb.13:
successors: %bb.14(0x40000000), %bb.16(0x40000000)
$exec = S_OR_B64 $exec, killed %67, implicit-def $scc
%91:vreg_1 = COPY killed %65
%92:vreg_128 = COPY killed %63
%93:sreg_64 = V_CMP_NE_U32_e64 0, killed %91, implicit $exec
%94:vreg_128 = COPY killed %78
%95:sreg_64 = COPY $exec, implicit-def $exec
%96:sreg_64 = S_AND_B64 %95, %93, implicit-def dead $scc
$exec = S_MOV_B64_term killed %96
SI_MASK_BRANCH %bb.16, implicit $exec
S_BRANCH %bb.14
bb.14:
successors: %bb.16(0x80000000)
%97:vreg_128 = COPY killed %92
%94:vreg_128 = COPY killed %97
S_BRANCH %bb.16
bb.15:
successors: %bb.5(0x80000000)
%98:vgpr_32 = V_MOV_B32_e32 0, implicit $exec
%99:sreg_64 = V_CMP_NE_U32_e64 0, killed %22, implicit $exec
%100:sreg_64 = S_OR_B64 killed %99, killed %24, implicit-def $scc
%101:vreg_128 = COPY %59
%102:vgpr_32 = V_MOV_B32_e32 1, implicit $exec
%56:sreg_64 = COPY killed %100
%54:vreg_128 = COPY killed %101
%52:vreg_128 = COPY %59
%50:vgpr_32 = COPY killed %102
%48:vreg_1 = COPY killed %98
S_BRANCH %bb.5
bb.16:
successors: %bb.3(0x80000000)
$exec = S_OR_B64 $exec, killed %95, implicit-def $scc
%103:vreg_128 = COPY killed %94
%104:vreg_128 = COPY killed %103
%5:vreg_128 = COPY killed %104
S_BRANCH %bb.3
bb.17:
%105:vgpr_32 = V_ADD_F32_e32 target-flags(amdgpu-rel32-lo) 0, %20.sub3, implicit $exec
%106:vgpr_32 = V_ADD_F32_e32 target-flags(amdgpu-gotprel32-hi) 0, killed %20.sub2, implicit $exec
undef %107.sub0:vreg_64 = COPY killed %106
%107.sub1:vreg_64 = COPY killed %105
$exec = S_AND_B64 $exec, killed %0, implicit-def dead $scc
%108:sreg_32_xm0 = S_MOV_B32 0
undef %109.sub0:sreg_256 = COPY %108
%109.sub1:sreg_256 = COPY %108
%109.sub2:sreg_256 = COPY %108
%109.sub3:sreg_256 = COPY %108
%109.sub4:sreg_256 = COPY %108
%109.sub5:sreg_256 = COPY %108
%109.sub6:sreg_256 = COPY %108
%109.sub7:sreg_256 = COPY killed %108
%110:vgpr_32 = IMAGE_SAMPLE_V1_V2 killed %107, killed %109, undef %111:sreg_128, 8, 0, 0, 0, 0, 0, 0, 0, 0, implicit $exec :: (dereferenceable load 16 from constant-pool, addrspace 4)
%112:vgpr_32 = V_MUL_F32_e32 0, killed %110, implicit $exec
%113:vgpr_32 = V_MUL_F32_e32 0, killed %112, implicit $exec
%114:vgpr_32 = V_MAD_F32 0, killed %113, 0, 0, 0, 0, 0, 0, implicit $exec
%115:vgpr_32 = V_MAX_F32_e32 0, killed %114, implicit $exec
%116:vgpr_32 = V_CVT_PKRTZ_F16_F32_e64 0, killed %115, 0, 1065353216, 0, 0, implicit $exec
EXP 0, undef %117:vgpr_32, killed %116, undef %118:vgpr_32, undef %119:vgpr_32, -1, -1, 15, implicit $exec
S_ENDPGM
...
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