# 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 i32 @Unconditional_branch(i32 %a, i32 %b) { entry: br label %block end: ; preds = %block ret i32 %a block: ; preds = %entry br label %end } define i32 @Conditional_branch(i1 %cond, i32 %a, i32 %b) { br i1 %cond, label %if.then, label %if.else if.then: ; preds = %0 ret i32 %a if.else: ; preds = %0 ret i32 %b } ... --- name: Unconditional_branch alignment: 4 legalized: true tracksRegLiveness: true body: | ; MIPS32-LABEL: name: Unconditional_branch ; MIPS32: bb.0.entry: ; MIPS32: successors: %bb.2(0x80000000) ; MIPS32: liveins: $a0, $a1 ; MIPS32: [[COPY:%[0-9]+]]:gprb(s32) = COPY $a0 ; MIPS32: G_BR %bb.2 ; MIPS32: bb.1.end: ; MIPS32: $v0 = COPY [[COPY]](s32) ; MIPS32: RetRA implicit $v0 ; MIPS32: bb.2.block: ; MIPS32: successors: %bb.1(0x80000000) ; MIPS32: G_BR %bb.1 bb.1.entry: liveins: $a0, $a1 %0:_(s32) = COPY $a0 G_BR %bb.3 bb.2.end: $v0 = COPY %0(s32) RetRA implicit $v0 bb.3.block: G_BR %bb.2 ... --- name: Conditional_branch alignment: 4 legalized: true tracksRegLiveness: true body: | ; MIPS32-LABEL: name: Conditional_branch ; MIPS32: bb.0 (%ir-block.0): ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) ; MIPS32: liveins: $a0, $a1, $a2 ; MIPS32: [[COPY:%[0-9]+]]:gprb(s32) = COPY $a0 ; MIPS32: [[COPY1:%[0-9]+]]:gprb(s32) = COPY $a1 ; MIPS32: [[COPY2:%[0-9]+]]:gprb(s32) = COPY $a2 ; MIPS32: [[C:%[0-9]+]]:gprb(s32) = G_CONSTANT i32 1 ; MIPS32: [[COPY3:%[0-9]+]]:gprb(s32) = COPY [[COPY]](s32) ; MIPS32: [[AND:%[0-9]+]]:gprb(s32) = G_AND [[COPY3]], [[C]] ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 ; MIPS32: G_BR %bb.2 ; MIPS32: bb.1.if.then: ; MIPS32: $v0 = COPY [[COPY1]](s32) ; MIPS32: RetRA implicit $v0 ; MIPS32: bb.2.if.else: ; MIPS32: $v0 = COPY [[COPY2]](s32) ; MIPS32: RetRA implicit $v0 bb.1 (%ir-block.0): liveins: $a0, $a1, $a2 %3:_(s32) = COPY $a0 %1:_(s32) = COPY $a1 %2:_(s32) = COPY $a2 %5:_(s32) = G_CONSTANT i32 1 %6:_(s32) = COPY %3(s32) %4:_(s32) = G_AND %6, %5 G_BRCOND %4(s32), %bb.2 G_BR %bb.3 bb.2.if.then: $v0 = COPY %1(s32) RetRA implicit $v0 bb.3.if.else: $v0 = COPY %2(s32) RetRA implicit $v0 ...