| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s |
| |
| --- | |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" |
| |
| define void @zextload_s32_from_s16(i16 *%addr) { ret void } |
| define void @zextload_s32_from_s16_not_combined(i16 *%addr) { ret void } |
| |
| define i64 @i32_to_i64(i32* %ptr) { |
| %ld = load i32, i32* %ptr, align 4 |
| %val = zext i32 %ld to i64 |
| ret i64 %val |
| } |
| |
| define i64 @i16_to_i64(i16* %ptr) { |
| %ld = load i16, i16* %ptr, align 2 |
| %val = zext i16 %ld to i64 |
| ret i64 %val |
| } |
| |
| define i64 @i8_to_i64(i8* %ptr) { |
| %ld = load i8, i8* %ptr, align 1 |
| %val = zext i8 %ld to i64 |
| ret i64 %val |
| } |
| |
| define i32 @i8_to_i32(i8* %ptr) { |
| %ld = load i8, i8* %ptr, align 1 |
| %val = zext i8 %ld to i32 |
| ret i32 %val |
| } |
| |
| define i32 @i16_to_i32(i16* %ptr) { |
| %ld = load i16, i16* %ptr, align 2 |
| %val = zext i16 %ld to i32 |
| ret i32 %val |
| } |
| |
| ... |
| |
| --- |
| name: zextload_s32_from_s16 |
| legalized: true |
| regBankSelected: true |
| |
| body: | |
| bb.0: |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: zextload_s32_from_s16 |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 0 :: (load (s16) from %ir.addr) |
| ; CHECK: $w0 = COPY [[LDRHHui]] |
| %0:gpr(p0) = COPY $x0 |
| %1:gpr(s32) = G_ZEXTLOAD %0 :: (load (s16) from %ir.addr) |
| $w0 = COPY %1(s32) |
| ... |
| --- |
| name: zextload_s32_from_s16_not_combined |
| legalized: true |
| regBankSelected: true |
| |
| body: | |
| bb.0: |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: zextload_s32_from_s16_not_combined |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 0 :: (load (s16) from %ir.addr) |
| ; CHECK: [[COPY1:%[0-9]+]]:gpr32all = COPY [[LDRHHui]] |
| ; CHECK: $w0 = COPY [[COPY1]] |
| %0:gpr(p0) = COPY $x0 |
| %1:gpr(s16) = G_LOAD %0 :: (load (s16) from %ir.addr) |
| %2:gpr(s32) = G_ZEXT %1 |
| $w0 = COPY %2(s32) |
| ... |
| --- |
| name: i32_to_i64 |
| legalized: true |
| regBankSelected: true |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: i32_to_i64 |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32) from %ir.ptr) |
| ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[LDRWui]], %subreg.sub_32 |
| ; CHECK: $x0 = COPY [[SUBREG_TO_REG]] |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %0:gpr(p0) = COPY $x0 |
| %2:gpr(s64) = G_ZEXTLOAD %0(p0) :: (load (s32) from %ir.ptr) |
| $x0 = COPY %2(s64) |
| RET_ReallyLR implicit $x0 |
| |
| ... |
| --- |
| name: i16_to_i64 |
| legalized: true |
| regBankSelected: true |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: i16_to_i64 |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 0 :: (load (s16) from %ir.ptr) |
| ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[LDRHHui]], %subreg.sub_32 |
| ; CHECK: $x0 = COPY [[SUBREG_TO_REG]] |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %0:gpr(p0) = COPY $x0 |
| %2:gpr(s64) = G_ZEXTLOAD %0(p0) :: (load (s16) from %ir.ptr) |
| $x0 = COPY %2(s64) |
| RET_ReallyLR implicit $x0 |
| |
| ... |
| --- |
| name: i8_to_i64 |
| legalized: true |
| regBankSelected: true |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: i8_to_i64 |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRBBui:%[0-9]+]]:gpr32 = LDRBBui [[COPY]], 0 :: (load (s8) from %ir.ptr) |
| ; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[LDRBBui]], %subreg.sub_32 |
| ; CHECK: $x0 = COPY [[SUBREG_TO_REG]] |
| ; CHECK: RET_ReallyLR implicit $x0 |
| %0:gpr(p0) = COPY $x0 |
| %2:gpr(s64) = G_ZEXTLOAD %0(p0) :: (load (s8) from %ir.ptr) |
| $x0 = COPY %2(s64) |
| RET_ReallyLR implicit $x0 |
| |
| ... |
| --- |
| name: i8_to_i32 |
| legalized: true |
| regBankSelected: true |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: i8_to_i32 |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRBBui:%[0-9]+]]:gpr32 = LDRBBui [[COPY]], 0 :: (load (s8) from %ir.ptr) |
| ; CHECK: $w0 = COPY [[LDRBBui]] |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:gpr(p0) = COPY $x0 |
| %2:gpr(s32) = G_ZEXTLOAD %0(p0) :: (load (s8) from %ir.ptr) |
| $w0 = COPY %2(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |
| --- |
| name: i16_to_i32 |
| legalized: true |
| regBankSelected: true |
| body: | |
| bb.1 (%ir-block.0): |
| liveins: $x0 |
| |
| ; CHECK-LABEL: name: i16_to_i32 |
| ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY $x0 |
| ; CHECK: [[LDRHHui:%[0-9]+]]:gpr32 = LDRHHui [[COPY]], 0 :: (load (s16) from %ir.ptr) |
| ; CHECK: $w0 = COPY [[LDRHHui]] |
| ; CHECK: RET_ReallyLR implicit $w0 |
| %0:gpr(p0) = COPY $x0 |
| %2:gpr(s32) = G_ZEXTLOAD %0(p0) :: (load (s16) from %ir.ptr) |
| $w0 = COPY %2(s32) |
| RET_ReallyLR implicit $w0 |
| |
| ... |