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legalize-ssubo.mir
54 lines (51 loc) · 2.14 KB
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legalize-ssubo.mir
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple aarch64 -verify-machineinstrs -run-pass=legalizer -debugify-and-strip-all-safe %s -o - | FileCheck %s
---
name: test_scalar_ssubo_small
body: |
bb.0.entry:
; CHECK-LABEL: name: test_scalar_ssubo_small
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0
; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1
; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
; CHECK: [[SEXT_INREG:%[0-9]+]]:_(s32) = G_SEXT_INREG [[TRUNC]], 8
; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
; CHECK: [[SEXT_INREG1:%[0-9]+]]:_(s32) = G_SEXT_INREG [[TRUNC1]], 8
; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[SEXT_INREG]], [[SEXT_INREG1]]
; CHECK: [[TRUNC2:%[0-9]+]]:_(s8) = G_TRUNC [[SUB]](s32)
; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; CHECK: [[SEXT_INREG2:%[0-9]+]]:_(s32) = G_SEXT_INREG [[COPY2]], 8
; CHECK: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ne), [[SUB]](s32), [[SEXT_INREG2]]
; CHECK: [[COPY3:%[0-9]+]]:_(s8) = COPY [[TRUNC2]](s8)
; CHECK: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32)
; CHECK: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[ICMP]](s32)
; CHECK: $x0 = COPY [[ANYEXT]](s64)
; CHECK: $x1 = COPY [[ANYEXT1]](s64)
%0:_(s64) = COPY $x0
%1:_(s64) = COPY $x1
%2:_(s8) = G_TRUNC %0(s64)
%3:_(s8) = G_TRUNC %1(s64)
%4:_(s8), %5:_(s1) = G_SSUBO %2, %3
%6:_(s64) = G_ANYEXT %4(s8)
%7:_(s64) = G_ANYEXT %5(s1)
$x0 = COPY %6(s64)
$x1 = COPY %7(s64)
...
---
name: test_scalar_ssubo_32
body: |
bb.0.entry:
; CHECK-LABEL: name: test_scalar_ssubo_32
; CHECK: %lhs:_(s32) = COPY $w0
; CHECK: %rhs:_(s32) = COPY $w1
; CHECK: %sub:_(s32), %carry_out:_(s1) = G_SSUBO %lhs, %rhs
; CHECK: %carry_out_ext:_(s32) = G_ANYEXT %carry_out(s1)
; CHECK: $w0 = COPY %sub(s32)
; CHECK: $w1 = COPY %carry_out_ext(s32)
%lhs:_(s32) = COPY $w0
%rhs:_(s32) = COPY $w1
%sub:_(s32), %carry_out:_(s1) = G_SSUBO %lhs, %rhs
%carry_out_ext:_(s32) = G_ANYEXT %carry_out
$w0 = COPY %sub
$w1 = COPY %carry_out_ext
...