| ; RUN: llc -mtriple=arm-eabi -pre-RA-sched=source -mattr=+strict-align %s -o - \ |
| ; RUN: | FileCheck %s -check-prefix=EXPANDED |
| |
| ; RUN: llc -mtriple=armv6-apple-darwin -mcpu=cortex-a8 -mattr=-neon,+strict-align -pre-RA-sched=source %s -o - \ |
| ; RUN: | FileCheck %s -check-prefix=EXPANDED |
| |
| ; RUN: llc -mtriple=armv6-apple-darwin -mcpu=cortex-a8 %s -o - \ |
| ; RUN: | FileCheck %s -check-prefix=UNALIGNED |
| |
| ; rdar://7113725 |
| ; rdar://12091029 |
| |
| define void @t(i8* nocapture %a, i8* nocapture %b) nounwind { |
| entry: |
| ; EXPANDED-LABEL: t: |
| ; EXPANDED: ldrb [[R2:r[0-9]+]] |
| ; EXPANDED: ldrb [[R3:r[0-9]+]] |
| ; EXPANDED: ldrb [[R12:r[0-9]+]] |
| ; EXPANDED: ldrb [[R1:r[0-9]+]] |
| ; EXPANDED: strb [[R1]] |
| ; EXPANDED: strb [[R12]] |
| ; EXPANDED: strb [[R3]] |
| ; EXPANDED: strb [[R2]] |
| |
| ; UNALIGNED-LABEL: t: |
| ; UNALIGNED: ldr r1 |
| ; UNALIGNED: str r1 |
| |
| %__src1.i = bitcast i8* %b to i32* ; <i32*> [#uses=1] |
| %__dest2.i = bitcast i8* %a to i32* ; <i32*> [#uses=1] |
| %tmp.i = load i32, i32* %__src1.i, align 1 ; <i32> [#uses=1] |
| store i32 %tmp.i, i32* %__dest2.i, align 1 |
| ret void |
| } |
| |
| define void @hword(double* %a, double* %b) nounwind { |
| entry: |
| ; EXPANDED-LABEL: hword: |
| ; EXPANDED-NOT: vld1 |
| ; EXPANDED: ldrh |
| ; EXPANDED-NOT: str1 |
| ; EXPANDED: strh |
| |
| ; UNALIGNED-LABEL: hword: |
| ; UNALIGNED: vld1.16 |
| ; UNALIGNED: vst1.16 |
| %tmp = load double, double* %a, align 2 |
| store double %tmp, double* %b, align 2 |
| ret void |
| } |
| |
| define void @byte(double* %a, double* %b) nounwind { |
| entry: |
| ; EXPANDED-LABEL: byte: |
| ; EXPANDED-NOT: vld1 |
| ; EXPANDED: ldrb |
| ; EXPANDED-NOT: str1 |
| ; EXPANDED: strb |
| |
| ; UNALIGNED-LABEL: byte: |
| ; UNALIGNED: vld1.8 |
| ; UNALIGNED: vst1.8 |
| %tmp = load double, double* %a, align 1 |
| store double %tmp, double* %b, align 1 |
| ret void |
| } |
| |
| define void @byte_word_ops(i32* %a, i32* %b) nounwind { |
| entry: |
| ; EXPANDED-LABEL: byte_word_ops: |
| ; EXPANDED: ldrb |
| ; EXPANDED: strb |
| |
| ; UNALIGNED-LABEL: byte_word_ops: |
| ; UNALIGNED-NOT: ldrb |
| ; UNALIGNED: ldr |
| ; UNALIGNED-NOT: strb |
| ; UNALIGNED: str |
| %tmp = load i32, i32* %a, align 1 |
| store i32 %tmp, i32* %b, align 1 |
| ret void |
| } |