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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=regbankselect -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32
--- |
define void @mul_i32(i32 %x, i32 %y) {entry: ret void}
define void @umul_with_overflow(i32 %lhs, i32 %rhs, ptr %pmul, ptr %pcarry_flag) { ret void }
...
---
name: mul_i32
alignment: 4
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $a0, $a1
; MIPS32-LABEL: name: mul_i32
; MIPS32: liveins: $a0, $a1
; MIPS32: [[COPY:%[0-9]+]]:gprb(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:gprb(s32) = COPY $a1
; MIPS32: [[MUL:%[0-9]+]]:gprb(s32) = G_MUL [[COPY]], [[COPY1]]
; MIPS32: $v0 = COPY [[MUL]](s32)
; MIPS32: RetRA implicit $v0
%0:_(s32) = COPY $a0
%1:_(s32) = COPY $a1
%2:_(s32) = G_MUL %0, %1
$v0 = COPY %2(s32)
RetRA implicit $v0
...
---
name: umul_with_overflow
alignment: 4
legalized: true
tracksRegLiveness: true
body: |
bb.1 (%ir-block.0):
liveins: $a0, $a1, $a2, $a3
; MIPS32-LABEL: name: umul_with_overflow
; MIPS32: liveins: $a0, $a1, $a2, $a3
; MIPS32: [[COPY:%[0-9]+]]:gprb(s32) = COPY $a0
; MIPS32: [[COPY1:%[0-9]+]]:gprb(s32) = COPY $a1
; MIPS32: [[COPY2:%[0-9]+]]:gprb(p0) = COPY $a2
; MIPS32: [[COPY3:%[0-9]+]]:gprb(p0) = COPY $a3
; MIPS32: [[MUL:%[0-9]+]]:gprb(s32) = G_MUL [[COPY]], [[COPY1]]
; MIPS32: [[UMULH:%[0-9]+]]:gprb(s32) = G_UMULH [[COPY]], [[COPY1]]
; MIPS32: [[C:%[0-9]+]]:gprb(s32) = G_CONSTANT i32 0
; MIPS32: [[ICMP:%[0-9]+]]:gprb(s32) = G_ICMP intpred(ne), [[UMULH]](s32), [[C]]
; MIPS32: [[C1:%[0-9]+]]:gprb(s32) = G_CONSTANT i32 1
; MIPS32: [[COPY4:%[0-9]+]]:gprb(s32) = COPY [[ICMP]](s32)
; MIPS32: [[AND:%[0-9]+]]:gprb(s32) = G_AND [[COPY4]], [[C1]]
; MIPS32: G_STORE [[AND]](s32), [[COPY3]](p0) :: (store (s8) into %ir.pcarry_flag)
; MIPS32: G_STORE [[MUL]](s32), [[COPY2]](p0) :: (store (s32) into %ir.pmul)
; MIPS32: RetRA
%0:_(s32) = COPY $a0
%1:_(s32) = COPY $a1
%2:_(p0) = COPY $a2
%3:_(p0) = COPY $a3
%4:_(s32) = G_MUL %0, %1
%7:_(s32) = G_UMULH %0, %1
%8:_(s32) = G_CONSTANT i32 0
%9:_(s32) = G_ICMP intpred(ne), %7(s32), %8
%10:_(s32) = G_CONSTANT i32 1
%11:_(s32) = COPY %9(s32)
%6:_(s32) = G_AND %11, %10
G_STORE %6(s32), %3(p0) :: (store (s8) into %ir.pcarry_flag)
G_STORE %4(s32), %2(p0) :: (store (s32) into %ir.pmul)
RetRA
...
|
