| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -O0 -mtriple=mipsel-linux-gnu -run-pass=legalizer -verify-machineinstrs %s -o - | FileCheck %s -check-prefixes=MIPS32 |
| --- | |
| |
| define i1 @phi_i1(i1 %cnd, i1 %a, i1 %b) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi i1 [ %a, %cond.true ], [ %b, %cond.false ] |
| ret i1 %cond |
| } |
| |
| define i8 @phi_i8(i1 %cnd, i8 %a, i8 %b) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi i8 [ %a, %cond.true ], [ %b, %cond.false ] |
| ret i8 %cond |
| } |
| |
| define i16 @phi_i16(i1 %cnd, i16 %a, i16 %b) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi i16 [ %a, %cond.true ], [ %b, %cond.false ] |
| ret i16 %cond |
| } |
| |
| define i32 @phi_i32(i1 %cnd, i32 %a, i32 %b) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi i32 [ %a, %cond.true ], [ %b, %cond.false ] |
| ret i32 %cond |
| } |
| |
| define i64 @phi_i64(i1 %cnd, i64 %a, i64 %b) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi i64 [ %a, %cond.true ], [ %b, %cond.false ] |
| ret i64 %cond |
| } |
| |
| define float @phi_float(i1 %cnd, float %a, float %b) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi float [ %a, %cond.true ], [ %b, %cond.false ] |
| ret float %cond |
| } |
| |
| define double @phi_double(double %a, double %b, i1 %cnd) { |
| entry: |
| br i1 %cnd, label %cond.true, label %cond.false |
| |
| cond.true: ; preds = %entry |
| br label %cond.end |
| |
| cond.false: ; preds = %entry |
| br label %cond.end |
| |
| cond.end: ; preds = %cond.false, %cond.true |
| %cond = phi double [ %a, %cond.true ], [ %b, %cond.false ] |
| ret double %cond |
| } |
| |
| ... |
| --- |
| name: phi_i1 |
| alignment: 4 |
| tracksRegLiveness: true |
| body: | |
| ; MIPS32-LABEL: name: phi_i1 |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $a0, $a1, $a2 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1 |
| ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2 |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: [[COPY5:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s32) = G_PHI [[COPY4]](s32), %bb.1, [[COPY5]](s32), %bb.2 |
| ; MIPS32: [[COPY6:%[0-9]+]]:_(s32) = COPY [[PHI]](s32) |
| ; MIPS32: $v0 = COPY [[COPY6]](s32) |
| ; MIPS32: RetRA implicit $v0 |
| bb.1.entry: |
| liveins: $a0, $a1, $a2 |
| |
| %3:_(s32) = COPY $a0 |
| %0:_(s1) = G_TRUNC %3(s32) |
| %4:_(s32) = COPY $a1 |
| %1:_(s1) = G_TRUNC %4(s32) |
| %5:_(s32) = COPY $a2 |
| %2:_(s1) = G_TRUNC %5(s32) |
| G_BRCOND %0(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %6:_(s1) = G_PHI %1(s1), %bb.2, %2(s1), %bb.3 |
| %7:_(s32) = G_ANYEXT %6(s1) |
| $v0 = COPY %7(s32) |
| RetRA implicit $v0 |
| |
| ... |
| --- |
| name: phi_i8 |
| alignment: 4 |
| tracksRegLiveness: true |
| body: | |
| ; MIPS32-LABEL: name: phi_i8 |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $a0, $a1, $a2 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1 |
| ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2 |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: [[COPY5:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s32) = G_PHI [[COPY4]](s32), %bb.1, [[COPY5]](s32), %bb.2 |
| ; MIPS32: [[COPY6:%[0-9]+]]:_(s32) = COPY [[PHI]](s32) |
| ; MIPS32: $v0 = COPY [[COPY6]](s32) |
| ; MIPS32: RetRA implicit $v0 |
| bb.1.entry: |
| liveins: $a0, $a1, $a2 |
| |
| %3:_(s32) = COPY $a0 |
| %0:_(s1) = G_TRUNC %3(s32) |
| %4:_(s32) = COPY $a1 |
| %1:_(s8) = G_TRUNC %4(s32) |
| %5:_(s32) = COPY $a2 |
| %2:_(s8) = G_TRUNC %5(s32) |
| G_BRCOND %0(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %6:_(s8) = G_PHI %1(s8), %bb.2, %2(s8), %bb.3 |
| %7:_(s32) = G_ANYEXT %6(s8) |
| $v0 = COPY %7(s32) |
| RetRA implicit $v0 |
| |
| ... |
| --- |
| name: phi_i16 |
| alignment: 4 |
| tracksRegLiveness: true |
| body: | |
| ; MIPS32-LABEL: name: phi_i16 |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $a0, $a1, $a2 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1 |
| ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2 |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: [[COPY4:%[0-9]+]]:_(s32) = COPY [[COPY1]](s32) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: [[COPY5:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s32) = G_PHI [[COPY4]](s32), %bb.1, [[COPY5]](s32), %bb.2 |
| ; MIPS32: [[COPY6:%[0-9]+]]:_(s32) = COPY [[PHI]](s32) |
| ; MIPS32: $v0 = COPY [[COPY6]](s32) |
| ; MIPS32: RetRA implicit $v0 |
| bb.1.entry: |
| liveins: $a0, $a1, $a2 |
| |
| %3:_(s32) = COPY $a0 |
| %0:_(s1) = G_TRUNC %3(s32) |
| %4:_(s32) = COPY $a1 |
| %1:_(s16) = G_TRUNC %4(s32) |
| %5:_(s32) = COPY $a2 |
| %2:_(s16) = G_TRUNC %5(s32) |
| G_BRCOND %0(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %6:_(s16) = G_PHI %1(s16), %bb.2, %2(s16), %bb.3 |
| %7:_(s32) = G_ANYEXT %6(s16) |
| $v0 = COPY %7(s32) |
| RetRA implicit $v0 |
| |
| ... |
| --- |
| name: phi_i32 |
| alignment: 4 |
| tracksRegLiveness: true |
| body: | |
| ; MIPS32-LABEL: name: phi_i32 |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $a0, $a1, $a2 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a1 |
| ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a2 |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s32) = G_PHI [[COPY1]](s32), %bb.1, [[COPY2]](s32), %bb.2 |
| ; MIPS32: $v0 = COPY [[PHI]](s32) |
| ; MIPS32: RetRA implicit $v0 |
| bb.1.entry: |
| liveins: $a0, $a1, $a2 |
| |
| %3:_(s32) = COPY $a0 |
| %0:_(s1) = G_TRUNC %3(s32) |
| %1:_(s32) = COPY $a1 |
| %2:_(s32) = COPY $a2 |
| G_BRCOND %0(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %4:_(s32) = G_PHI %1(s32), %bb.2, %2(s32), %bb.3 |
| $v0 = COPY %4(s32) |
| RetRA implicit $v0 |
| |
| ... |
| --- |
| name: phi_i64 |
| alignment: 4 |
| tracksRegLiveness: true |
| fixedStack: |
| - { id: 0, offset: 20, size: 4, alignment: 4, isImmutable: true } |
| - { id: 1, offset: 16, size: 4, alignment: 8, isImmutable: true } |
| body: | |
| ; MIPS32-LABEL: name: phi_i64 |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $a0, $a2, $a3 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY $a2 |
| ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY $a3 |
| ; MIPS32: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[COPY1]](s32), [[COPY2]](s32) |
| ; MIPS32: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0 |
| ; MIPS32: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load 4 from %fixed-stack.0, align 8) |
| ; MIPS32: [[FRAME_INDEX1:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.1 |
| ; MIPS32: [[LOAD1:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX1]](p0) :: (load 4 from %fixed-stack.1) |
| ; MIPS32: [[MV1:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[LOAD]](s32), [[LOAD1]](s32) |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s64) = G_PHI [[MV]](s64), %bb.1, [[MV1]](s64), %bb.2 |
| ; MIPS32: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[PHI]](s64) |
| ; MIPS32: $v0 = COPY [[UV]](s32) |
| ; MIPS32: $v1 = COPY [[UV1]](s32) |
| ; MIPS32: RetRA implicit $v0, implicit $v1 |
| bb.1.entry: |
| liveins: $a0, $a2, $a3 |
| |
| %3:_(s32) = COPY $a0 |
| %0:_(s1) = G_TRUNC %3(s32) |
| %4:_(s32) = COPY $a2 |
| %5:_(s32) = COPY $a3 |
| %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32) |
| %8:_(p0) = G_FRAME_INDEX %fixed-stack.1 |
| %6:_(s32) = G_LOAD %8(p0) :: (load 4 from %fixed-stack.1, align 8) |
| %9:_(p0) = G_FRAME_INDEX %fixed-stack.0 |
| %7:_(s32) = G_LOAD %9(p0) :: (load 4 from %fixed-stack.0) |
| %2:_(s64) = G_MERGE_VALUES %6(s32), %7(s32) |
| G_BRCOND %0(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %10:_(s64) = G_PHI %1(s64), %bb.2, %2(s64), %bb.3 |
| %11:_(s32), %12:_(s32) = G_UNMERGE_VALUES %10(s64) |
| $v0 = COPY %11(s32) |
| $v1 = COPY %12(s32) |
| RetRA implicit $v0, implicit $v1 |
| |
| ... |
| --- |
| name: phi_float |
| alignment: 4 |
| tracksRegLiveness: true |
| body: | |
| ; MIPS32-LABEL: name: phi_float |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $a0, $a1, $a2 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s32) = COPY $a0 |
| ; MIPS32: [[MTC1_:%[0-9]+]]:fgr32(s32) = MTC1 $a1 |
| ; MIPS32: [[MTC1_1:%[0-9]+]]:fgr32(s32) = MTC1 $a2 |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s32) = COPY [[COPY]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s32) = G_PHI [[MTC1_]](s32), %bb.1, [[MTC1_1]](s32), %bb.2 |
| ; MIPS32: $f0 = COPY [[PHI]](s32) |
| ; MIPS32: RetRA implicit $f0 |
| bb.1.entry: |
| liveins: $a0, $a1, $a2 |
| |
| %3:_(s32) = COPY $a0 |
| %0:_(s1) = G_TRUNC %3(s32) |
| %1:fgr32(s32) = MTC1 $a1 |
| %2:fgr32(s32) = MTC1 $a2 |
| G_BRCOND %0(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %4:_(s32) = G_PHI %1(s32), %bb.2, %2(s32), %bb.3 |
| $f0 = COPY %4(s32) |
| RetRA implicit $f0 |
| |
| ... |
| --- |
| name: phi_double |
| alignment: 4 |
| tracksRegLiveness: true |
| fixedStack: |
| - { id: 0, offset: 16, size: 4, alignment: 8, isImmutable: true } |
| body: | |
| ; MIPS32-LABEL: name: phi_double |
| ; MIPS32: bb.0.entry: |
| ; MIPS32: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; MIPS32: liveins: $d6, $d7 |
| ; MIPS32: [[COPY:%[0-9]+]]:_(s64) = COPY $d6 |
| ; MIPS32: [[COPY1:%[0-9]+]]:_(s64) = COPY $d7 |
| ; MIPS32: [[FRAME_INDEX:%[0-9]+]]:_(p0) = G_FRAME_INDEX %fixed-stack.0 |
| ; MIPS32: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[FRAME_INDEX]](p0) :: (load 4 from %fixed-stack.0, align 8) |
| ; MIPS32: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY2:%[0-9]+]]:_(s32) = COPY [[LOAD]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY2]], [[C]] |
| ; MIPS32: G_BRCOND [[AND]](s32), %bb.1 |
| ; MIPS32: G_BR %bb.2 |
| ; MIPS32: bb.1.cond.true: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: G_BR %bb.3 |
| ; MIPS32: bb.2.cond.false: |
| ; MIPS32: successors: %bb.3(0x80000000) |
| ; MIPS32: bb.3.cond.end: |
| ; MIPS32: [[PHI:%[0-9]+]]:_(s64) = G_PHI [[COPY]](s64), %bb.1, [[COPY1]](s64), %bb.2 |
| ; MIPS32: $d0 = COPY [[PHI]](s64) |
| ; MIPS32: RetRA implicit $d0 |
| bb.1.entry: |
| liveins: $d6, $d7 |
| |
| %0:_(s64) = COPY $d6 |
| %1:_(s64) = COPY $d7 |
| %4:_(p0) = G_FRAME_INDEX %fixed-stack.0 |
| %3:_(s32) = G_LOAD %4(p0) :: (load 4 from %fixed-stack.0, align 8) |
| %2:_(s1) = G_TRUNC %3(s32) |
| G_BRCOND %2(s1), %bb.2 |
| G_BR %bb.3 |
| |
| bb.2.cond.true: |
| G_BR %bb.4 |
| |
| bb.3.cond.false: |
| |
| bb.4.cond.end: |
| %5:_(s64) = G_PHI %0(s64), %bb.2, %1(s64), %bb.3 |
| $d0 = COPY %5(s64) |
| RetRA implicit $d0 |
| |
| ... |