237 lines
5.6 KiB
LLVM
237 lines
5.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s --check-prefix=ARM
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; RUN: llc -mtriple=thumbv6t2-eabi %s -o - | FileCheck %s --check-prefix=THUMB2
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; RUN: llc -mtriple=thumb-eabi %s -o - | FileCheck %s --check-prefix=THUMB
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define i32 @t9(i32 %v) nounwind readnone {
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; ARM-LABEL: t9:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: add r0, r0, r0, lsl #3
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: t9:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: add.w r0, r0, r0, lsl #3
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: t9:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #9
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, 9
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ret i32 %0
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}
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define i32 @t7(i32 %v) nounwind readnone {
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; ARM-LABEL: t7:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: rsb r0, r0, r0, lsl #3
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: t7:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: rsb r0, r0, r0, lsl #3
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: t7:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #7
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, 7
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ret i32 %0
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}
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define i32 @t5(i32 %v) nounwind readnone {
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; ARM-LABEL: t5:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: add r0, r0, r0, lsl #2
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: t5:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: add.w r0, r0, r0, lsl #2
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: t5:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #5
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, 5
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ret i32 %0
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}
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define i32 @t3(i32 %v) nounwind readnone {
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; ARM-LABEL: t3:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: add r0, r0, r0, lsl #1
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: t3:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: add.w r0, r0, r0, lsl #1
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: t3:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #3
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, 3
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ret i32 %0
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}
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define i32 @t12288(i32 %v) nounwind readnone {
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; ARM-LABEL: t12288:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: add r0, r0, r0, lsl #1
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; ARM-NEXT: lsl r0, r0, #12
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: t12288:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: add.w r0, r0, r0, lsl #1
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; THUMB2-NEXT: lsls r0, r0, #12
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: t12288:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #3
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; THUMB-NEXT: lsls r1, r1, #12
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, 12288
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ret i32 %0
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}
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define i32 @tn9(i32 %v) nounwind readnone {
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; ARM-LABEL: tn9:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: add r0, r0, r0, lsl #3
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; ARM-NEXT: rsb r0, r0, #0
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: tn9:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: add.w r0, r0, r0, lsl #3
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; THUMB2-NEXT: rsbs r0, r0, #0
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: tn9:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #8
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; THUMB-NEXT: mvns r1, r1
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, -9
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ret i32 %0
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}
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define i32 @tn7(i32 %v) nounwind readnone {
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; ARM-LABEL: tn7:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: sub r0, r0, r0, lsl #3
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: tn7:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: sub.w r0, r0, r0, lsl #3
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: tn7:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #6
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; THUMB-NEXT: mvns r1, r1
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, -7
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ret i32 %0
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}
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define i32 @tn5(i32 %v) nounwind readnone {
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; ARM-LABEL: tn5:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: add r0, r0, r0, lsl #2
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; ARM-NEXT: rsb r0, r0, #0
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: tn5:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: add.w r0, r0, r0, lsl #2
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; THUMB2-NEXT: rsbs r0, r0, #0
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: tn5:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #4
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; THUMB-NEXT: mvns r1, r1
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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%0 = mul i32 %v, -5
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ret i32 %0
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}
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define i32 @tn3(i32 %v) nounwind readnone {
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; ARM-LABEL: tn3:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: sub r0, r0, r0, lsl #2
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: tn3:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: sub.w r0, r0, r0, lsl #2
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: tn3:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: movs r1, #2
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; THUMB-NEXT: mvns r1, r1
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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entry:
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; CHECK-LABEL: tn3:
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; CHECK: sub r0, r0, r0, lsl #2
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%0 = mul i32 %v, -3
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ret i32 %0
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}
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define i32 @tn12288(i32 %v) nounwind readnone {
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; ARM-LABEL: tn12288:
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; ARM: @ %bb.0: @ %entry
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; ARM-NEXT: sub r0, r0, r0, lsl #2
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; ARM-NEXT: lsl r0, r0, #12
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; ARM-NEXT: mov pc, lr
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;
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; THUMB2-LABEL: tn12288:
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; THUMB2: @ %bb.0: @ %entry
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; THUMB2-NEXT: sub.w r0, r0, r0, lsl #2
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; THUMB2-NEXT: lsls r0, r0, #12
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; THUMB2-NEXT: bx lr
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;
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; THUMB-LABEL: tn12288:
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; THUMB: @ %bb.0: @ %entry
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; THUMB-NEXT: ldr r1, .LCPI9_0
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; THUMB-NEXT: muls r0, r1, r0
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; THUMB-NEXT: bx lr
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; THUMB-NEXT: .p2align 2
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; THUMB-NEXT: @ %bb.1:
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; THUMB-NEXT: .LCPI9_0:
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; THUMB-NEXT: .long 4294955008 @ 0xffffd000
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entry:
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; CHECK-LABEL: tn12288:
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; CHECK: sub r0, r0, r0, lsl #2
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; CHECK: lsl{{.*}}#12
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%0 = mul i32 %v, -12288
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ret i32 %0
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}
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