# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py # RUN: llc -mtriple=aarch64-unknown-unknown -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --- | define i32 @test_store_release_i64(i32 %a, i64* %addr) { ret i32 %a } define i32 @test_store_release_i32(i32 %a, i64* %addr) { ret i32 %a } define void @test_store_release_i8(i32, i8 %val, i8* %addr) { ret void } define void @test_store_release_i16(i32, i16 %val, i16* %addr) { ret void } ... --- name: test_store_release_i64 alignment: 4 legalized: true regBankSelected: true tracksRegLiveness: true body: | bb.0: liveins: $w0, $x1, $x2 ; CHECK-LABEL: name: test_store_release_i64 ; CHECK: liveins: $w0, $x1, $x2 ; CHECK: [[COPY:%[0-9]+]]:gpr64 = COPY $x1 ; CHECK: [[COPY1:%[0-9]+]]:gpr64sp = COPY $x2 ; CHECK: early-clobber %2:gpr32 = STLXRX [[COPY]], [[COPY1]] :: (volatile store (s64) into %ir.addr) ; CHECK: $w0 = COPY %2 ; CHECK: RET_ReallyLR implicit $w0 %1:gpr(s64) = COPY $x1 %2:gpr(p0) = COPY $x2 %3:gpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.aarch64.stlxr), %1(s64), %2(p0) :: (volatile store (s64) into %ir.addr) $w0 = COPY %3(s32) RET_ReallyLR implicit $w0 ... --- name: test_store_release_i32 alignment: 4 legalized: true regBankSelected: true tracksRegLiveness: true body: | bb.0: liveins: $w0, $w1, $x2 ; CHECK-LABEL: name: test_store_release_i32 ; CHECK: liveins: $w0, $w1, $x2 ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w1 ; CHECK: [[COPY1:%[0-9]+]]:gpr64sp = COPY $x2 ; CHECK: early-clobber %3:gpr32 = STLXRW [[COPY]], [[COPY1]] :: (volatile store (s32) into %ir.addr) ; CHECK: $w0 = COPY %3 ; CHECK: RET_ReallyLR implicit $w0 %1:gpr(s32) = COPY $w1 %2:gpr(p0) = COPY $x2 %3:gpr(s64) = G_ZEXT %1(s32) %4:gpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.aarch64.stlxr), %3(s64), %2(p0) :: (volatile store (s32) into %ir.addr) $w0 = COPY %4(s32) RET_ReallyLR implicit $w0 ... --- name: test_store_release_i8 alignment: 4 legalized: true regBankSelected: true tracksRegLiveness: true body: | bb.0: liveins: $w0, $w1, $x2 ; CHECK-LABEL: name: test_store_release_i8 ; CHECK: liveins: $w0, $w1, $x2 ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w1 ; CHECK: [[COPY1:%[0-9]+]]:gpr64sp = COPY $x2 ; CHECK: [[DEF:%[0-9]+]]:gpr64all = IMPLICIT_DEF ; CHECK: [[INSERT_SUBREG:%[0-9]+]]:gpr64 = INSERT_SUBREG [[DEF]], [[COPY]], %subreg.sub_32 ; CHECK: [[COPY2:%[0-9]+]]:gpr32 = COPY [[INSERT_SUBREG]].sub_32 ; CHECK: early-clobber %5:gpr32 = STLXRB [[COPY2]], [[COPY1]] :: (volatile store (s8) into %ir.addr) ; CHECK: $w0 = COPY %5 ; CHECK: RET_ReallyLR implicit $w0 %3:gpr(s32) = COPY $w1 %2:gpr(p0) = COPY $x2 %6:gpr(s64) = G_CONSTANT i64 255 %7:gpr(s64) = G_ANYEXT %3(s32) %4:gpr(s64) = G_AND %7, %6 %5:gpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.aarch64.stlxr), %4(s64), %2(p0) :: (volatile store (s8) into %ir.addr) $w0 = COPY %5(s32) RET_ReallyLR implicit $w0 ... --- name: test_store_release_i16 alignment: 4 legalized: true regBankSelected: true tracksRegLiveness: true body: | bb.0: liveins: $w0, $w1, $x2 ; CHECK-LABEL: name: test_store_release_i16 ; CHECK: liveins: $w0, $w1, $x2 ; CHECK: [[COPY:%[0-9]+]]:gpr32 = COPY $w1 ; CHECK: [[COPY1:%[0-9]+]]:gpr64sp = COPY $x2 ; CHECK: [[DEF:%[0-9]+]]:gpr64all = IMPLICIT_DEF ; CHECK: [[INSERT_SUBREG:%[0-9]+]]:gpr64 = INSERT_SUBREG [[DEF]], [[COPY]], %subreg.sub_32 ; CHECK: [[COPY2:%[0-9]+]]:gpr32 = COPY [[INSERT_SUBREG]].sub_32 ; CHECK: early-clobber %5:gpr32 = STLXRH [[COPY2]], [[COPY1]] :: (volatile store (s16) into %ir.addr) ; CHECK: $w0 = COPY %5 ; CHECK: RET_ReallyLR implicit $w0 %3:gpr(s32) = COPY $w1 %2:gpr(p0) = COPY $x2 %6:gpr(s64) = G_CONSTANT i64 65535 %7:gpr(s64) = G_ANYEXT %3(s32) %4:gpr(s64) = G_AND %7, %6 %5:gpr(s32) = G_INTRINSIC_W_SIDE_EFFECTS intrinsic(@llvm.aarch64.stlxr), %4(s64), %2(p0) :: (volatile store (s16) into %ir.addr) $w0 = COPY %5(s32) RET_ReallyLR implicit $w0