31 lines
1.3 KiB
Text
31 lines
1.3 KiB
Text
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# RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs -stop-after prologepilog -o - %s | FileCheck %s --check-prefix=MIR
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# RUN: llc -mtriple=riscv64 -mattr=+v -verify-machineinstrs -o - %s | FileCheck %s --check-prefix=ASM
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---
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name: verify_vxrm
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tracksRegLiveness: true
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body: |
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bb.0.entry:
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liveins: $v8, $v9, $x10
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; MIR-LABEL: name: verify_vxrm
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; MIR: liveins: $v8, $v9, $x10
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; MIR-NEXT: {{ $}}
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; MIR-NEXT: dead $x0 = PseudoVSETVLI renamable $x10, 197 /* e8, mf8, ta, ma */, implicit-def $vl, implicit-def $vtype
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; MIR-NEXT: WriteVXRMImm 0, implicit-def $vxrm
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; MIR-NEXT: renamable $v8 = PseudoVAADD_VV_MF8 undef $v8, renamable $v8, renamable $v9, 0, $noreg, 3 /* e8 */, 0 /* tu, mu */, implicit $vl, implicit $vtype, implicit $vxrm
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; MIR-NEXT: PseudoRET implicit $v8
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; ASM-LABEL: verify_vxrm:
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; ASM: # %bb.0:
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; ASM-NEXT: vsetvli zero, a0, e8, mf8, ta, ma
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; ASM-NEXT: csrwi vxrm, 0
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; ASM-NEXT: vaadd.vv v8, v8, v9
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; ASM-NEXT: ret
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%0:vr = COPY $v8
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%1:vr = COPY $v9
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dead $x0 = PseudoVSETVLI killed renamable $x10, 197 /* e8, mf8, ta, ma */, implicit-def $vl, implicit-def $vtype
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%pt:vr = IMPLICIT_DEF
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renamable $v8 = PseudoVAADD_VV_MF8 %pt, killed renamable $v8, killed renamable $v9, 0, $noreg, 3 /* e8 */, 0
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PseudoRET implicit $v8
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...
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