896 lines
26 KiB
LLVM
896 lines
26 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc -mtriple=armv7-linux-gnueabihf %s -o - | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-ARM
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; RUN: llc -mtriple=armv7eb-linux-gnueabihf %s -o - | FileCheck %s --check-prefixes=CHECK-BE
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; RUN: llc -mtriple=thumbv7-linux-gnueabihf %s -o - | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-THUMB
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; RUN: llc -mtriple=thumbv7m %s -o - | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-THUMB
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; RUN: llc -mtriple=thumbv7m -mattr=+strict-align %s -o - | FileCheck %s --check-prefixes=CHECK-COMMON,CHECK-ALIGN
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; RUN: llc -mtriple=thumbv6m %s -o - | FileCheck %s --check-prefix=CHECK-V6M
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@array = weak global [4 x i32] zeroinitializer
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define i32 @test_lshr_and1(i32 %x) {
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; CHECK-COMMON-LABEL: test_lshr_and1:
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; CHECK-COMMON: @ %bb.0: @ %entry
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; CHECK-COMMON-NEXT: movw r1, :lower16:array
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; CHECK-COMMON-NEXT: and r0, r0, #12
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; CHECK-COMMON-NEXT: movt r1, :upper16:array
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; CHECK-COMMON-NEXT: ldr r0, [r1, r0]
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; CHECK-COMMON-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_and1:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: movw r1, :lower16:array
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; CHECK-BE-NEXT: and r0, r0, #12
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; CHECK-BE-NEXT: movt r1, :upper16:array
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; CHECK-BE-NEXT: ldr r0, [r1, r0]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_and1:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: movs r1, #12
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; CHECK-V6M-NEXT: ands r1, r0
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; CHECK-V6M-NEXT: ldr r0, .LCPI0_0
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; CHECK-V6M-NEXT: ldr r0, [r0, r1]
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; CHECK-V6M-NEXT: bx lr
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; CHECK-V6M-NEXT: .p2align 2
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; CHECK-V6M-NEXT: @ %bb.1:
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; CHECK-V6M-NEXT: .LCPI0_0:
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; CHECK-V6M-NEXT: .long array
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entry:
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%tmp2 = lshr i32 %x, 2
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%tmp3 = and i32 %tmp2, 3
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%tmp4 = getelementptr [4 x i32], [4 x i32]* @array, i32 0, i32 %tmp3
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%tmp5 = load i32, i32* %tmp4, align 4
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ret i32 %tmp5
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}
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define i32 @test_lshr_and2(i32 %x) {
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; CHECK-ARM-LABEL: test_lshr_and2:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ubfx r0, r0, #1, #15
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; CHECK-ARM-NEXT: add r0, r0, r0
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_and2:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ubfx r0, r0, #1, #15
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; CHECK-BE-NEXT: add r0, r0, r0
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_and2:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ubfx r0, r0, #1, #15
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; CHECK-THUMB-NEXT: add r0, r0
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_and2:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ubfx r0, r0, #1, #15
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; CHECK-ALIGN-NEXT: add r0, r0
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_and2:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: lsls r0, r0, #16
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; CHECK-V6M-NEXT: lsrs r0, r0, #17
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; CHECK-V6M-NEXT: adds r0, r0, r0
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; CHECK-V6M-NEXT: bx lr
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entry:
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%a = and i32 %x, 65534
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%b = lshr i32 %a, 1
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%c = and i32 %x, 65535
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%d = lshr i32 %c, 1
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%e = add i32 %b, %d
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ret i32 %e
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}
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define arm_aapcscc i32 @test_lshr_load1(i16* %a) {
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; CHECK-COMMON-LABEL: test_lshr_load1:
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; CHECK-COMMON: @ %bb.0: @ %entry
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; CHECK-COMMON-NEXT: ldrb r0, [r0, #1]
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; CHECK-COMMON-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load1:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrb r0, [r0]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load1:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrb r0, [r0, #1]
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i16, i16* %a, align 2
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%conv1 = zext i16 %0 to i32
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%1 = lshr i32 %conv1, 8
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load1_sext(i16* %a) {
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; CHECK-ARM-LABEL: test_lshr_load1_sext:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldrsh r0, [r0]
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; CHECK-ARM-NEXT: lsr r0, r0, #8
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load1_sext:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrsh r0, [r0]
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; CHECK-BE-NEXT: lsr r0, r0, #8
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_load1_sext:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldrsh.w r0, [r0]
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; CHECK-THUMB-NEXT: lsrs r0, r0, #8
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_load1_sext:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldrsh.w r0, [r0]
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; CHECK-ALIGN-NEXT: lsrs r0, r0, #8
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load1_sext:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: movs r1, #0
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; CHECK-V6M-NEXT: ldrsh r0, [r0, r1]
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; CHECK-V6M-NEXT: lsrs r0, r0, #8
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i16, i16* %a, align 2
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%conv1 = sext i16 %0 to i32
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%1 = lshr i32 %conv1, 8
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load1_fail(i16* %a) {
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; CHECK-ARM-LABEL: test_lshr_load1_fail:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldrh r0, [r0]
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; CHECK-ARM-NEXT: lsr r0, r0, #9
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load1_fail:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrh r0, [r0]
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; CHECK-BE-NEXT: lsr r0, r0, #9
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_load1_fail:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldrh r0, [r0]
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; CHECK-THUMB-NEXT: lsrs r0, r0, #9
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_load1_fail:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldrh r0, [r0]
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; CHECK-ALIGN-NEXT: lsrs r0, r0, #9
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load1_fail:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrh r0, [r0]
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; CHECK-V6M-NEXT: lsrs r0, r0, #9
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i16, i16* %a, align 2
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%conv1 = zext i16 %0 to i32
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%1 = lshr i32 %conv1, 9
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load32(i32* %a) {
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; CHECK-ARM-LABEL: test_lshr_load32:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldr r0, [r0]
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; CHECK-ARM-NEXT: lsr r0, r0, #8
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load32:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldr r0, [r0]
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; CHECK-BE-NEXT: lsr r0, r0, #8
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_load32:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldr r0, [r0]
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; CHECK-THUMB-NEXT: lsrs r0, r0, #8
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_load32:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldr r0, [r0]
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; CHECK-ALIGN-NEXT: lsrs r0, r0, #8
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load32:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldr r0, [r0]
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; CHECK-V6M-NEXT: lsrs r0, r0, #8
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i32, i32* %a, align 4
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%1 = lshr i32 %0, 8
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load32_2(i32* %a) {
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; CHECK-COMMON-LABEL: test_lshr_load32_2:
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; CHECK-COMMON: @ %bb.0: @ %entry
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; CHECK-COMMON-NEXT: ldrh r0, [r0, #2]
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; CHECK-COMMON-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load32_2:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrh r0, [r0]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load32_2:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrh r0, [r0, #2]
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i32, i32* %a, align 4
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%1 = lshr i32 %0, 16
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load32_1(i32* %a) {
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; CHECK-COMMON-LABEL: test_lshr_load32_1:
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; CHECK-COMMON: @ %bb.0: @ %entry
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; CHECK-COMMON-NEXT: ldrb r0, [r0, #3]
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; CHECK-COMMON-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load32_1:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrb r0, [r0]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load32_1:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrb r0, [r0, #3]
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i32, i32* %a, align 4
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%1 = lshr i32 %0, 24
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load32_fail(i32* %a) {
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; CHECK-ARM-LABEL: test_lshr_load32_fail:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldr r0, [r0]
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; CHECK-ARM-NEXT: lsr r0, r0, #15
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load32_fail:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldr r0, [r0]
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; CHECK-BE-NEXT: lsr r0, r0, #15
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_load32_fail:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldr r0, [r0]
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; CHECK-THUMB-NEXT: lsrs r0, r0, #15
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_load32_fail:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldr r0, [r0]
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; CHECK-ALIGN-NEXT: lsrs r0, r0, #15
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load32_fail:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldr r0, [r0]
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; CHECK-V6M-NEXT: lsrs r0, r0, #15
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i32, i32* %a, align 4
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%1 = lshr i32 %0, 15
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ret i32 %1
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}
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define arm_aapcscc i32 @test_lshr_load64_4_unaligned(i64* %a) {
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; CHECK-ARM-LABEL: test_lshr_load64_4_unaligned:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldr r0, [r0, #2]
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load64_4_unaligned:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldr r0, [r0, #2]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_load64_4_unaligned:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldr.w r0, [r0, #2]
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_load64_4_unaligned:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldr r1, [r0, #4]
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; CHECK-ALIGN-NEXT: ldrh r0, [r0, #2]
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; CHECK-ALIGN-NEXT: orr.w r0, r0, r1, lsl #16
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load64_4_unaligned:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrh r1, [r0, #2]
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; CHECK-V6M-NEXT: ldr r0, [r0, #4]
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; CHECK-V6M-NEXT: lsls r0, r0, #16
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; CHECK-V6M-NEXT: adds r0, r1, r0
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i64, i64* %a, align 8
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%1 = lshr i64 %0, 16
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%conv = trunc i64 %1 to i32
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ret i32 %conv
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}
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define arm_aapcscc i32 @test_lshr_load64_1_lsb(i64* %a) {
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; CHECK-ARM-LABEL: test_lshr_load64_1_lsb:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldr r0, [r0, #3]
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_lshr_load64_1_lsb:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldr r0, [r0, #1]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_lshr_load64_1_lsb:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldr.w r0, [r0, #3]
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_lshr_load64_1_lsb:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldr r1, [r0, #4]
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; CHECK-ALIGN-NEXT: ldrb r0, [r0, #3]
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; CHECK-ALIGN-NEXT: orr.w r0, r0, r1, lsl #8
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_lshr_load64_1_lsb:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrb r1, [r0, #3]
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; CHECK-V6M-NEXT: ldr r0, [r0, #4]
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; CHECK-V6M-NEXT: lsls r0, r0, #8
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; CHECK-V6M-NEXT: adds r0, r1, r0
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i64, i64* %a, align 8
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%1 = lshr i64 %0, 24
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%conv = trunc i64 %1 to i32
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ret i32 %conv
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}
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define arm_aapcscc i32 @test_lshr_load64_1_msb(i64* %a) {
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; CHECK-COMMON-LABEL: test_lshr_load64_1_msb:
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; CHECK-COMMON: @ %bb.0: @ %entry
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; CHECK-COMMON-NEXT: ldrb r0, [r0, #7]
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|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_lshr_load64_1_msb:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrb r0, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_lshr_load64_1_msb:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldrb r0, [r0, #7]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i64, i64* %a, align 8
|
|
%1 = lshr i64 %0, 56
|
|
%conv = trunc i64 %1 to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define arm_aapcscc i32 @test_lshr_load64_4(i64* %a) {
|
|
; CHECK-COMMON-LABEL: test_lshr_load64_4:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldr r0, [r0, #4]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_lshr_load64_4:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r0, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_lshr_load64_4:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r0, [r0, #4]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i64, i64* %a, align 8
|
|
%1 = lshr i64 %0, 32
|
|
%conv = trunc i64 %1 to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define arm_aapcscc i32 @test_lshr_load64_2(i64* %a) {
|
|
; CHECK-COMMON-LABEL: test_lshr_load64_2:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldrh r0, [r0, #6]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_lshr_load64_2:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrh r0, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_lshr_load64_2:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldrh r0, [r0, #6]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i64, i64* %a, align 8
|
|
%1 = lshr i64 %0, 48
|
|
%conv = trunc i64 %1 to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define arm_aapcscc i32 @test_lshr_load4_fail(i64* %a) {
|
|
; CHECK-ARM-LABEL: test_lshr_load4_fail:
|
|
; CHECK-ARM: @ %bb.0: @ %entry
|
|
; CHECK-ARM-NEXT: ldr r0, [r0, #1]
|
|
; CHECK-ARM-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_lshr_load4_fail:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r0, [r0, #3]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-THUMB-LABEL: test_lshr_load4_fail:
|
|
; CHECK-THUMB: @ %bb.0: @ %entry
|
|
; CHECK-THUMB-NEXT: ldr.w r0, [r0, #1]
|
|
; CHECK-THUMB-NEXT: bx lr
|
|
;
|
|
; CHECK-ALIGN-LABEL: test_lshr_load4_fail:
|
|
; CHECK-ALIGN: @ %bb.0: @ %entry
|
|
; CHECK-ALIGN-NEXT: ldrd r0, r1, [r0]
|
|
; CHECK-ALIGN-NEXT: lsrs r0, r0, #8
|
|
; CHECK-ALIGN-NEXT: orr.w r0, r0, r1, lsl #24
|
|
; CHECK-ALIGN-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_lshr_load4_fail:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: ldr r0, [r0, #4]
|
|
; CHECK-V6M-NEXT: lsls r0, r0, #24
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #8
|
|
; CHECK-V6M-NEXT: adds r0, r1, r0
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i64, i64* %a, align 8
|
|
%1 = lshr i64 %0, 8
|
|
%conv = trunc i64 %1 to i32
|
|
ret i32 %conv
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift7_mask8(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift7_mask8:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldr r1, [r0]
|
|
; CHECK-COMMON-NEXT: ubfx r1, r1, #7, #8
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift7_mask8:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r1, [r0]
|
|
; CHECK-BE-NEXT: ubfx r1, r1, #7, #8
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift7_mask8:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #7
|
|
; CHECK-V6M-NEXT: uxtb r1, r1
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 7
|
|
%and = and i32 %shl, 255
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift8_mask8(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift8_mask8:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldrb r1, [r0, #1]
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift8_mask8:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrb r1, [r0, #2]
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift8_mask8:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldrb r1, [r0, #1]
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 8
|
|
%and = and i32 %shl, 255
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift8_mask7(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift8_mask7:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldr r1, [r0]
|
|
; CHECK-COMMON-NEXT: ubfx r1, r1, #8, #7
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift8_mask7:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r1, [r0]
|
|
; CHECK-BE-NEXT: ubfx r1, r1, #8, #7
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift8_mask7:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: lsls r1, r1, #17
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #25
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 8
|
|
%and = and i32 %shl, 127
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift9_mask8(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift9_mask8:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldr r1, [r0]
|
|
; CHECK-COMMON-NEXT: ubfx r1, r1, #9, #8
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift9_mask8:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r1, [r0]
|
|
; CHECK-BE-NEXT: ubfx r1, r1, #9, #8
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift9_mask8:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #9
|
|
; CHECK-V6M-NEXT: uxtb r1, r1
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 9
|
|
%and = and i32 %shl, 255
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift8_mask16(i32* nocapture %p) {
|
|
; CHECK-ARM-LABEL: test_shift8_mask16:
|
|
; CHECK-ARM: @ %bb.0: @ %entry
|
|
; CHECK-ARM-NEXT: ldrh r1, [r0, #1]
|
|
; CHECK-ARM-NEXT: str r1, [r0]
|
|
; CHECK-ARM-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift8_mask16:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrh r1, [r0, #1]
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-THUMB-LABEL: test_shift8_mask16:
|
|
; CHECK-THUMB: @ %bb.0: @ %entry
|
|
; CHECK-THUMB-NEXT: ldrh.w r1, [r0, #1]
|
|
; CHECK-THUMB-NEXT: str r1, [r0]
|
|
; CHECK-THUMB-NEXT: bx lr
|
|
;
|
|
; CHECK-ALIGN-LABEL: test_shift8_mask16:
|
|
; CHECK-ALIGN: @ %bb.0: @ %entry
|
|
; CHECK-ALIGN-NEXT: ldr r1, [r0]
|
|
; CHECK-ALIGN-NEXT: ubfx r1, r1, #8, #16
|
|
; CHECK-ALIGN-NEXT: str r1, [r0]
|
|
; CHECK-ALIGN-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift8_mask16:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #8
|
|
; CHECK-V6M-NEXT: uxth r1, r1
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 8
|
|
%and = and i32 %shl, 65535
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift15_mask16(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift15_mask16:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldr r1, [r0]
|
|
; CHECK-COMMON-NEXT: ubfx r1, r1, #15, #16
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift15_mask16:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r1, [r0]
|
|
; CHECK-BE-NEXT: ubfx r1, r1, #15, #16
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift15_mask16:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #15
|
|
; CHECK-V6M-NEXT: uxth r1, r1
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 15
|
|
%and = and i32 %shl, 65535
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift16_mask15(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift16_mask15:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldrh r1, [r0, #2]
|
|
; CHECK-COMMON-NEXT: bfc r1, #15, #17
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift16_mask15:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrh r1, [r0]
|
|
; CHECK-BE-NEXT: bfc r1, #15, #17
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift16_mask15:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldrh r1, [r0, #2]
|
|
; CHECK-V6M-NEXT: ldr r2, .LCPI21_0
|
|
; CHECK-V6M-NEXT: ands r2, r1
|
|
; CHECK-V6M-NEXT: str r2, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
; CHECK-V6M-NEXT: .p2align 2
|
|
; CHECK-V6M-NEXT: @ %bb.1:
|
|
; CHECK-V6M-NEXT: .LCPI21_0:
|
|
; CHECK-V6M-NEXT: .long 32767 @ 0x7fff
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 16
|
|
%and = and i32 %shl, 32767
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift8_mask24(i32* nocapture %p) {
|
|
; CHECK-ARM-LABEL: test_shift8_mask24:
|
|
; CHECK-ARM: @ %bb.0: @ %entry
|
|
; CHECK-ARM-NEXT: ldr r1, [r0]
|
|
; CHECK-ARM-NEXT: lsr r1, r1, #8
|
|
; CHECK-ARM-NEXT: str r1, [r0]
|
|
; CHECK-ARM-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift8_mask24:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldr r1, [r0]
|
|
; CHECK-BE-NEXT: lsr r1, r1, #8
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-THUMB-LABEL: test_shift8_mask24:
|
|
; CHECK-THUMB: @ %bb.0: @ %entry
|
|
; CHECK-THUMB-NEXT: ldr r1, [r0]
|
|
; CHECK-THUMB-NEXT: lsrs r1, r1, #8
|
|
; CHECK-THUMB-NEXT: str r1, [r0]
|
|
; CHECK-THUMB-NEXT: bx lr
|
|
;
|
|
; CHECK-ALIGN-LABEL: test_shift8_mask24:
|
|
; CHECK-ALIGN: @ %bb.0: @ %entry
|
|
; CHECK-ALIGN-NEXT: ldr r1, [r0]
|
|
; CHECK-ALIGN-NEXT: lsrs r1, r1, #8
|
|
; CHECK-ALIGN-NEXT: str r1, [r0]
|
|
; CHECK-ALIGN-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift8_mask24:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldr r1, [r0]
|
|
; CHECK-V6M-NEXT: lsrs r1, r1, #8
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 8
|
|
%and = and i32 %shl, 16777215
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_shift24_mask16(i32* nocapture %p) {
|
|
; CHECK-COMMON-LABEL: test_shift24_mask16:
|
|
; CHECK-COMMON: @ %bb.0: @ %entry
|
|
; CHECK-COMMON-NEXT: ldrb r1, [r0, #3]
|
|
; CHECK-COMMON-NEXT: str r1, [r0]
|
|
; CHECK-COMMON-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: test_shift24_mask16:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrb r1, [r0]
|
|
; CHECK-BE-NEXT: str r1, [r0]
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: test_shift24_mask16:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldrb r1, [r0, #3]
|
|
; CHECK-V6M-NEXT: str r1, [r0]
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%0 = load i32, i32* %p, align 4
|
|
%shl = lshr i32 %0, 24
|
|
%and = and i32 %shl, 65535
|
|
store i32 %and, i32* %p, align 4
|
|
ret void
|
|
}
|
|
|
|
define arm_aapcscc void @test_sext_shift8_mask8(i16* %p, i32* %q) {
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; CHECK-COMMON-LABEL: test_sext_shift8_mask8:
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; CHECK-COMMON: @ %bb.0: @ %entry
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; CHECK-COMMON-NEXT: ldrb r0, [r0, #1]
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; CHECK-COMMON-NEXT: str r0, [r1]
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; CHECK-COMMON-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_sext_shift8_mask8:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrb r0, [r0]
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; CHECK-BE-NEXT: str r0, [r1]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_sext_shift8_mask8:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: ldrb r0, [r0, #1]
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; CHECK-V6M-NEXT: str r0, [r1]
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; CHECK-V6M-NEXT: bx lr
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entry:
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%0 = load i16, i16* %p, align 4
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%1 = sext i16 %0 to i32
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%shl = lshr i32 %1, 8
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%and = and i32 %shl, 255
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store i32 %and, i32* %q, align 4
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ret void
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}
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define arm_aapcscc void @test_sext_shift8_mask16(i16* %p, i32* %q) {
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; CHECK-ARM-LABEL: test_sext_shift8_mask16:
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; CHECK-ARM: @ %bb.0: @ %entry
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; CHECK-ARM-NEXT: ldrsh r0, [r0]
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; CHECK-ARM-NEXT: ubfx r0, r0, #8, #16
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; CHECK-ARM-NEXT: str r0, [r1]
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; CHECK-ARM-NEXT: bx lr
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;
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; CHECK-BE-LABEL: test_sext_shift8_mask16:
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; CHECK-BE: @ %bb.0: @ %entry
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; CHECK-BE-NEXT: ldrsh r0, [r0]
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; CHECK-BE-NEXT: ubfx r0, r0, #8, #16
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; CHECK-BE-NEXT: str r0, [r1]
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; CHECK-BE-NEXT: bx lr
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;
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; CHECK-THUMB-LABEL: test_sext_shift8_mask16:
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; CHECK-THUMB: @ %bb.0: @ %entry
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; CHECK-THUMB-NEXT: ldrsh.w r0, [r0]
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; CHECK-THUMB-NEXT: ubfx r0, r0, #8, #16
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; CHECK-THUMB-NEXT: str r0, [r1]
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; CHECK-THUMB-NEXT: bx lr
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;
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; CHECK-ALIGN-LABEL: test_sext_shift8_mask16:
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; CHECK-ALIGN: @ %bb.0: @ %entry
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; CHECK-ALIGN-NEXT: ldrsh.w r0, [r0]
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; CHECK-ALIGN-NEXT: ubfx r0, r0, #8, #16
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; CHECK-ALIGN-NEXT: str r0, [r1]
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; CHECK-ALIGN-NEXT: bx lr
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;
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; CHECK-V6M-LABEL: test_sext_shift8_mask16:
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; CHECK-V6M: @ %bb.0: @ %entry
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; CHECK-V6M-NEXT: movs r2, #0
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; CHECK-V6M-NEXT: ldrsh r0, [r0, r2]
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; CHECK-V6M-NEXT: lsrs r0, r0, #8
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; CHECK-V6M-NEXT: uxth r0, r0
|
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; CHECK-V6M-NEXT: str r0, [r1]
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; CHECK-V6M-NEXT: bx lr
|
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entry:
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%0 = load i16, i16* %p, align 4
|
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%1 = sext i16 %0 to i32
|
|
%shl = lshr i32 %1, 8
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%and = and i32 %shl, 65535
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store i32 %and, i32* %q, align 4
|
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ret void
|
|
}
|
|
|
|
define i1 @trunc_i64_mask_srl(i32 zeroext %AttrArgNo, i64* %ptr) {
|
|
; CHECK-ARM-LABEL: trunc_i64_mask_srl:
|
|
; CHECK-ARM: @ %bb.0: @ %entry
|
|
; CHECK-ARM-NEXT: ldrh r2, [r1, #4]
|
|
; CHECK-ARM-NEXT: mov r1, #0
|
|
; CHECK-ARM-NEXT: cmp r2, r0
|
|
; CHECK-ARM-NEXT: movwhi r1, #1
|
|
; CHECK-ARM-NEXT: mov r0, r1
|
|
; CHECK-ARM-NEXT: bx lr
|
|
;
|
|
; CHECK-BE-LABEL: trunc_i64_mask_srl:
|
|
; CHECK-BE: @ %bb.0: @ %entry
|
|
; CHECK-BE-NEXT: ldrh r2, [r1, #2]
|
|
; CHECK-BE-NEXT: mov r1, #0
|
|
; CHECK-BE-NEXT: cmp r2, r0
|
|
; CHECK-BE-NEXT: movwhi r1, #1
|
|
; CHECK-BE-NEXT: mov r0, r1
|
|
; CHECK-BE-NEXT: bx lr
|
|
;
|
|
; CHECK-THUMB-LABEL: trunc_i64_mask_srl:
|
|
; CHECK-THUMB: @ %bb.0: @ %entry
|
|
; CHECK-THUMB-NEXT: ldrh r2, [r1, #4]
|
|
; CHECK-THUMB-NEXT: movs r1, #0
|
|
; CHECK-THUMB-NEXT: cmp r2, r0
|
|
; CHECK-THUMB-NEXT: it hi
|
|
; CHECK-THUMB-NEXT: movhi r1, #1
|
|
; CHECK-THUMB-NEXT: mov r0, r1
|
|
; CHECK-THUMB-NEXT: bx lr
|
|
;
|
|
; CHECK-ALIGN-LABEL: trunc_i64_mask_srl:
|
|
; CHECK-ALIGN: @ %bb.0: @ %entry
|
|
; CHECK-ALIGN-NEXT: ldrh r2, [r1, #4]
|
|
; CHECK-ALIGN-NEXT: movs r1, #0
|
|
; CHECK-ALIGN-NEXT: cmp r2, r0
|
|
; CHECK-ALIGN-NEXT: it hi
|
|
; CHECK-ALIGN-NEXT: movhi r1, #1
|
|
; CHECK-ALIGN-NEXT: mov r0, r1
|
|
; CHECK-ALIGN-NEXT: bx lr
|
|
;
|
|
; CHECK-V6M-LABEL: trunc_i64_mask_srl:
|
|
; CHECK-V6M: @ %bb.0: @ %entry
|
|
; CHECK-V6M-NEXT: ldrh r1, [r1, #4]
|
|
; CHECK-V6M-NEXT: cmp r1, r0
|
|
; CHECK-V6M-NEXT: bhi .LBB26_2
|
|
; CHECK-V6M-NEXT: @ %bb.1: @ %entry
|
|
; CHECK-V6M-NEXT: movs r0, #0
|
|
; CHECK-V6M-NEXT: bx lr
|
|
; CHECK-V6M-NEXT: .LBB26_2:
|
|
; CHECK-V6M-NEXT: movs r0, #1
|
|
; CHECK-V6M-NEXT: bx lr
|
|
entry:
|
|
%bf.load.i = load i64, i64* %ptr, align 8
|
|
%bf.lshr.i = lshr i64 %bf.load.i, 32
|
|
%0 = trunc i64 %bf.lshr.i to i32
|
|
%bf.cast.i = and i32 %0, 65535
|
|
%cmp.i = icmp ugt i32 %bf.cast.i, %AttrArgNo
|
|
ret i1 %cmp.i
|
|
}
|