d391e4fe84
Be more consistent in the naming convention for the various RET instructions to specify in terms of bitwidth. Helps prevent future scheduler model mismatches like those that were only addressed in D44687. Differential Revision: https://reviews.llvm.org/D113302
46 lines
2.1 KiB
YAML
46 lines
2.1 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=i386-unknown-linux-musl -verify-machineinstrs -run-pass=regallocfast -o - %s | FileCheck %s
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# Make sure this case doesn't assert or try to assign $ecx to %1 on
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# SHRD32rrCL
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---
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name: foo
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tracksRegLiveness: true
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body: |
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bb.0:
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; CHECK-LABEL: name: foo
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; CHECK: renamable $eax = IMPLICIT_DEF
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; CHECK: renamable $edx = MOVZX32rm8 renamable $eax, 1, $noreg, 0, $noreg :: (load (s8) from `i168* undef` + 20, align 4, basealign 16)
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; CHECK: dead renamable $ecx = MOV32rm renamable $eax, 1, $noreg, 0, $noreg :: (load (s32) from `i168* undef` + 12, basealign 16)
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; CHECK: renamable $al = MOV8rm killed renamable $eax, 1, $noreg, 0, $noreg :: (load (s8) from `i32* undef`, align 4)
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; CHECK: dead renamable $ecx = COPY renamable $edx
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; CHECK: dead renamable $ecx = COPY renamable $edx
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; CHECK: dead renamable $ecx = COPY renamable $edx
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; CHECK: renamable $esi = IMPLICIT_DEF
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; CHECK: renamable $ecx = IMPLICIT_DEF
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; CHECK: renamable $ecx = CMOV32rr renamable $ecx, killed renamable $esi, 2, implicit undef $eflags
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; CHECK: renamable $cl = MOV8ri -128
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; CHECK: $cl = IMPLICIT_DEF
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; CHECK: renamable $eax = COPY renamable $edx
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; CHECK: dead renamable $eax = SHRD32rrCL renamable $eax, killed renamable $edx, implicit-def dead $eflags, implicit killed $cl
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; CHECK: RET32
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%0:gr32 = IMPLICIT_DEF
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%1:gr32 = MOVZX32rm8 %0, 1, $noreg, 0, $noreg :: (load (s8) from `i168* undef` + 20, align 4, basealign 16)
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%2:gr32 = MOV32rm %0, 1, $noreg, 0, $noreg :: (load (s32) from `i168* undef` + 12, basealign 16)
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%3:gr8 = MOV8rm %0, 1, $noreg, 0, $noreg :: (load (s8) from `i32* undef`, align 4)
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%4:gr32 = COPY %1
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%5:gr32 = COPY %1
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%6:gr32 = COPY %1
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%7:gr32 = IMPLICIT_DEF
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%8:gr32 = IMPLICIT_DEF
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%8:gr32 = CMOV32rr %8, killed %7, 2, implicit undef $eflags
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%9:gr8 = MOV8ri -128
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%9:gr8 = COPY %3
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$cl = IMPLICIT_DEF
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%8:gr32 = COPY %1
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%8:gr32 = SHRD32rrCL %8, %1, implicit-def dead $eflags, implicit $cl
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RET32
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...
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