32 lines
1.8 KiB
Text
32 lines
1.8 KiB
Text
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc %s -mtriple=riscv64 -mattr=+v -run-pass=register-coalescer -o - | FileCheck %s
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---
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# Make sure that SrcReg & DstReg of PseudoVRGATHER are not coalesced
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name: test_earlyclobber
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $x10
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; CHECK-LABEL: name: test_earlyclobber
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; CHECK: liveins: $x10
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; CHECK-NEXT: {{ $}}
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; CHECK-NEXT: %pt:vrm2 = IMPLICIT_DEF
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; CHECK-NEXT: undef %1.sub_vrm2_0:vrn2m2 = PseudoVLE32_V_M2 %pt, $x10, 1, 5 /* e32 */, 0 /* tu, mu */
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; CHECK-NEXT: %pt2:vrm2 = IMPLICIT_DEF
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; CHECK-NEXT: %1.sub_vrm2_1:vrn2m2 = PseudoVLE32_V_M2 %pt2, $x10, 1, 5 /* e32 */, 0 /* tu, mu */
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; CHECK-NEXT: %pt3:vrm2 = IMPLICIT_DEF
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; CHECK-NEXT: [[PseudoVLE32_V_M2_:%[0-9]+]]:vrm2 = PseudoVLE32_V_M2 %pt3, $x10, 1, 5 /* e32 */, 0 /* tu, mu */
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; CHECK-NEXT: undef early-clobber %5.sub_vrm2_0:vrn2m2 = PseudoVRGATHER_VI_M2 undef %5.sub_vrm2_0, %1.sub_vrm2_0, 0, 1, 5 /* e32 */, 0 /* tu, mu */, implicit $vl, implicit $vtype
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; CHECK-NEXT: %5.sub_vrm2_1:vrn2m2 = COPY %1.sub_vrm2_1
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; CHECK-NEXT: PseudoVSUXSEG2EI32_V_M2_M2 %5, $x10, [[PseudoVLE32_V_M2_]], 1, 5 /* e32 */, implicit $vl, implicit $vtype
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%pt:vrm2 = IMPLICIT_DEF
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undef %0.sub_vrm2_0:vrn2m2 = PseudoVLE32_V_M2 %pt, $x10, 1, 5, 0
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%pt2:vrm2 = IMPLICIT_DEF
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%0.sub_vrm2_1:vrn2m2 = PseudoVLE32_V_M2 %pt2, $x10, 1, 5, 0
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%pt3:vrm2 = IMPLICIT_DEF
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%1:vrm2 = PseudoVLE32_V_M2 %pt3, $x10, 1, 5, 0
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undef early-clobber %2.sub_vrm2_0:vrn2m2 = PseudoVRGATHER_VI_M2 undef %2.sub_vrm2_0, %0.sub_vrm2_0:vrn2m2, 0, 1, 5, 0, implicit $vl, implicit $vtype
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%2.sub_vrm2_1:vrn2m2 = COPY %0.sub_vrm2_1:vrn2m2
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PseudoVSUXSEG2EI32_V_M2_M2 %2:vrn2m2, $x10, %1:vrm2, 1, 5, implicit $vl, implicit $vtype
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...
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