| # 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 @skipCopiesOutgoing(float* %ptr_a, float* %ptr_b, float* %ptr_c) {entry: ret void} |
| define void @skipCopiesIncoming(float* %float_ptr) {entry: ret void} |
| |
| ... |
| --- |
| name: skipCopiesOutgoing |
| alignment: 4 |
| legalized: true |
| tracksRegLiveness: true |
| body: | |
| bb.1.entry: |
| liveins: $a0, $a1, $a2 |
| |
| ; MIPS32-LABEL: name: skipCopiesOutgoing |
| ; MIPS32: liveins: $a0, $a1, $a2 |
| ; MIPS32: [[COPY:%[0-9]+]]:gprb(p0) = COPY $a0 |
| ; MIPS32: [[COPY1:%[0-9]+]]:gprb(p0) = COPY $a1 |
| ; MIPS32: [[COPY2:%[0-9]+]]:gprb(p0) = COPY $a2 |
| ; MIPS32: [[LOAD:%[0-9]+]]:fprb(s32) = G_LOAD [[COPY]](p0) :: (load 4 from %ir.ptr_a) |
| ; MIPS32: [[COPY3:%[0-9]+]]:fprb(s32) = COPY [[LOAD]](s32) |
| ; MIPS32: G_STORE [[COPY3]](s32), [[COPY1]](p0) :: (store 4 into %ir.ptr_b) |
| ; MIPS32: [[COPY4:%[0-9]+]]:fprb(s32) = COPY [[COPY3]](s32) |
| ; MIPS32: G_STORE [[COPY4]](s32), [[COPY2]](p0) :: (store 4 into %ir.ptr_c) |
| ; MIPS32: $f0 = COPY [[COPY4]](s32) |
| ; MIPS32: RetRA implicit $f0 |
| %0:_(p0) = COPY $a0 |
| %1:_(p0) = COPY $a1 |
| %2:_(p0) = COPY $a2 |
| %3:_(s32) = G_LOAD %0(p0) :: (load 4 from %ir.ptr_a) |
| %4:_(s32) = COPY %3(s32) |
| G_STORE %4(s32), %1(p0) :: (store 4 into %ir.ptr_b) |
| %5:_(s32) = COPY %4(s32) |
| G_STORE %5(s32), %2(p0) :: (store 4 into %ir.ptr_c) |
| $f0 = COPY %5(s32) |
| RetRA implicit $f0 |
| |
| ... |
| --- |
| name: skipCopiesIncoming |
| alignment: 4 |
| legalized: true |
| tracksRegLiveness: true |
| body: | |
| bb.1.entry: |
| liveins: $a2, $a3, $f12, $f14 |
| |
| ; MIPS32-LABEL: name: skipCopiesIncoming |
| ; MIPS32: liveins: $a2, $a3, $f12, $f14 |
| ; MIPS32: [[COPY:%[0-9]+]]:fprb(s32) = COPY $f12 |
| ; MIPS32: [[COPY1:%[0-9]+]]:fprb(s32) = COPY $f14 |
| ; MIPS32: [[COPY2:%[0-9]+]]:gprb(p0) = COPY $a2 |
| ; MIPS32: [[COPY3:%[0-9]+]]:gprb(s32) = COPY $a3 |
| ; MIPS32: [[LOAD:%[0-9]+]]:fprb(s32) = G_LOAD [[COPY2]](p0) :: (load 4 from %ir.float_ptr) |
| ; MIPS32: [[FADD:%[0-9]+]]:fprb(s32) = G_FADD [[COPY1]], [[COPY]] |
| ; MIPS32: [[COPY4:%[0-9]+]]:fprb(s32) = COPY [[FADD]](s32) |
| ; MIPS32: [[C:%[0-9]+]]:gprb(s32) = G_CONSTANT i32 1 |
| ; MIPS32: [[COPY5:%[0-9]+]]:gprb(s32) = COPY [[COPY3]](s32) |
| ; MIPS32: [[AND:%[0-9]+]]:gprb(s32) = G_AND [[COPY5]], [[C]] |
| ; MIPS32: [[COPY6:%[0-9]+]]:fprb(s32) = COPY [[COPY4]](s32) |
| ; MIPS32: [[SELECT:%[0-9]+]]:fprb(s32) = G_SELECT [[AND]](s32), [[LOAD]], [[COPY6]] |
| ; MIPS32: $f0 = COPY [[SELECT]](s32) |
| ; MIPS32: RetRA implicit $f0 |
| %0:_(s32) = COPY $f12 |
| %1:_(s32) = COPY $f14 |
| %2:_(p0) = COPY $a2 |
| %4:_(s32) = COPY $a3 |
| %5:_(s32) = G_LOAD %2(p0) :: (load 4 from %ir.float_ptr) |
| %6:_(s32) = G_FADD %1, %0 |
| %11:_(s32) = COPY %6(s32) |
| %9:_(s32) = G_CONSTANT i32 1 |
| %10:_(s32) = COPY %4(s32) |
| %8:_(s32) = G_AND %10, %9 |
| %12:_(s32) = COPY %11(s32) |
| %7:_(s32) = G_SELECT %8(s32), %5, %12 |
| $f0 = COPY %7(s32) |
| RetRA implicit $f0 |
| |
| ... |