222 lines
7.5 KiB
LLVM
222 lines
7.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
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;; direct-access-external-data is false due to PIC Level, so __stack_chk_guard
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;; is dso_preemtable. Check that we use GOT PIC code sequence as well because
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;; R_ARM_GOT_ABS does not have assembler support.
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; RUN: llc -relocation-model=static < %s | FileCheck %s
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; RUN: llc -relocation-model=pic < %s | FileCheck %s
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;; Also check Thumb1 and Thumb2.
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; RUN: llc -mtriple=thumbv6-linux-gnueabi -relocation-model=static < %s | FileCheck %s --check-prefix=THUMB1
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; RUN: llc -mtriple=thumbv6-linux-gnueabi -relocation-model=pic < %s | FileCheck %s --check-prefix=THUMB1-PIC
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; RUN: llc -mtriple=thumbv7-linux-gnueabi -relocation-model=static < %s | FileCheck %s --check-prefix=THUMB2
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; RUN: llc -mtriple=thumbv7-linux-gnueabi -relocation-model=pic < %s | FileCheck %s --check-prefix=THUMB2-PIC
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target triple = "armv7a-linux-gnueabi"
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define i32 @test1() #0 {
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; CHECK-LABEL: test1:
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; CHECK: @ %bb.0:
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; CHECK-NEXT: push {r11, lr}
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; CHECK-NEXT: sub sp, sp, #8
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; CHECK-NEXT: sub sp, sp, #1024
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; CHECK-NEXT: ldr r0, .LCPI0_0
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; CHECK-NEXT: .LPC0_0:
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; CHECK-NEXT: add r0, pc, r0
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; CHECK-NEXT: ldr r0, [r0]
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; CHECK-NEXT: ldr r0, [r0]
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; CHECK-NEXT: str r0, [sp, #1028]
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; CHECK-NEXT: add r0, sp, #4
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; CHECK-NEXT: bl foo
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; CHECK-NEXT: ldr r0, [sp, #1028]
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; CHECK-NEXT: ldr r1, .LCPI0_1
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; CHECK-NEXT: .LPC0_1:
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; CHECK-NEXT: add r1, pc, r1
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; CHECK-NEXT: ldr r1, [r1]
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; CHECK-NEXT: ldr r1, [r1]
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; CHECK-NEXT: cmp r1, r0
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; CHECK-NEXT: moveq r0, #0
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; CHECK-NEXT: addeq sp, sp, #8
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; CHECK-NEXT: addeq sp, sp, #1024
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; CHECK-NEXT: popeq {r11, pc}
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; CHECK-NEXT: .LBB0_1:
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; CHECK-NEXT: bl __stack_chk_fail
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; CHECK-NEXT: .p2align 2
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; CHECK-NEXT: @ %bb.2:
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; CHECK-NEXT: .LCPI0_0:
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; CHECK-NEXT: .Ltmp0:
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; CHECK-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_0+8)-.Ltmp0)
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; CHECK-NEXT: .LCPI0_1:
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; CHECK-NEXT: .Ltmp1:
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; CHECK-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_1+8)-.Ltmp1)
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;
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; THUMB1-LABEL: test1:
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; THUMB1: @ %bb.0:
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; THUMB1-NEXT: .save {r4, r5, r6, lr}
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; THUMB1-NEXT: push {r4, r5, r6, lr}
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; THUMB1-NEXT: .pad #508
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; THUMB1-NEXT: sub sp, #508
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; THUMB1-NEXT: .pad #508
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; THUMB1-NEXT: sub sp, #508
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; THUMB1-NEXT: .pad #16
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; THUMB1-NEXT: sub sp, #16
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; THUMB1-NEXT: ldr r0, .LCPI0_0
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; THUMB1-NEXT: .LPC0_0:
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; THUMB1-NEXT: add r0, pc
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; THUMB1-NEXT: ldr r0, [r0]
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; THUMB1-NEXT: ldr r0, [r0]
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; THUMB1-NEXT: add r1, sp, #904
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; THUMB1-NEXT: str r0, [r1, #124]
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; THUMB1-NEXT: add r0, sp, #4
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; THUMB1-NEXT: bl foo
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; THUMB1-NEXT: add r0, sp, #904
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; THUMB1-NEXT: ldr r0, [r0, #124]
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; THUMB1-NEXT: ldr r1, .LCPI0_1
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; THUMB1-NEXT: .LPC0_1:
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; THUMB1-NEXT: add r1, pc
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; THUMB1-NEXT: ldr r1, [r1]
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; THUMB1-NEXT: ldr r1, [r1]
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; THUMB1-NEXT: cmp r1, r0
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; THUMB1-NEXT: bne .LBB0_2
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; THUMB1-NEXT: @ %bb.1:
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; THUMB1-NEXT: movs r0, #0
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; THUMB1-NEXT: add sp, #508
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; THUMB1-NEXT: add sp, #508
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; THUMB1-NEXT: add sp, #16
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; THUMB1-NEXT: pop {r4, r5, r6, pc}
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; THUMB1-NEXT: .LBB0_2:
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; THUMB1-NEXT: bl __stack_chk_fail
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; THUMB1-NEXT: .p2align 2
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; THUMB1-NEXT: @ %bb.3:
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; THUMB1-NEXT: .LCPI0_0:
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; THUMB1-NEXT: .Ltmp0:
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; THUMB1-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_0+4)-.Ltmp0)
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; THUMB1-NEXT: .LCPI0_1:
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; THUMB1-NEXT: .Ltmp1:
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; THUMB1-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_1+4)-.Ltmp1)
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;
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; THUMB1-PIC-LABEL: test1:
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; THUMB1-PIC: @ %bb.0:
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; THUMB1-PIC-NEXT: .save {r4, r5, r6, lr}
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; THUMB1-PIC-NEXT: push {r4, r5, r6, lr}
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; THUMB1-PIC-NEXT: .pad #508
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; THUMB1-PIC-NEXT: sub sp, #508
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; THUMB1-PIC-NEXT: .pad #508
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; THUMB1-PIC-NEXT: sub sp, #508
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; THUMB1-PIC-NEXT: .pad #16
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; THUMB1-PIC-NEXT: sub sp, #16
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; THUMB1-PIC-NEXT: ldr r0, .LCPI0_0
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; THUMB1-PIC-NEXT: .LPC0_0:
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; THUMB1-PIC-NEXT: add r0, pc
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; THUMB1-PIC-NEXT: ldr r0, [r0]
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; THUMB1-PIC-NEXT: ldr r0, [r0]
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; THUMB1-PIC-NEXT: add r1, sp, #904
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; THUMB1-PIC-NEXT: str r0, [r1, #124]
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; THUMB1-PIC-NEXT: add r0, sp, #4
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; THUMB1-PIC-NEXT: bl foo
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; THUMB1-PIC-NEXT: add r0, sp, #904
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; THUMB1-PIC-NEXT: ldr r0, [r0, #124]
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; THUMB1-PIC-NEXT: ldr r1, .LCPI0_1
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; THUMB1-PIC-NEXT: .LPC0_1:
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; THUMB1-PIC-NEXT: add r1, pc
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; THUMB1-PIC-NEXT: ldr r1, [r1]
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; THUMB1-PIC-NEXT: ldr r1, [r1]
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; THUMB1-PIC-NEXT: cmp r1, r0
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; THUMB1-PIC-NEXT: bne .LBB0_2
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; THUMB1-PIC-NEXT: @ %bb.1:
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; THUMB1-PIC-NEXT: movs r0, #0
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; THUMB1-PIC-NEXT: add sp, #508
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; THUMB1-PIC-NEXT: add sp, #508
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; THUMB1-PIC-NEXT: add sp, #16
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; THUMB1-PIC-NEXT: pop {r4, r5, r6, pc}
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; THUMB1-PIC-NEXT: .LBB0_2:
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; THUMB1-PIC-NEXT: bl __stack_chk_fail
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; THUMB1-PIC-NEXT: .p2align 2
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; THUMB1-PIC-NEXT: @ %bb.3:
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; THUMB1-PIC-NEXT: .LCPI0_0:
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; THUMB1-PIC-NEXT: .Ltmp0:
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; THUMB1-PIC-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_0+4)-.Ltmp0)
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; THUMB1-PIC-NEXT: .LCPI0_1:
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; THUMB1-PIC-NEXT: .Ltmp1:
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; THUMB1-PIC-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_1+4)-.Ltmp1)
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;
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; THUMB2-LABEL: test1:
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; THUMB2: @ %bb.0:
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; THUMB2-NEXT: .save {r7, lr}
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; THUMB2-NEXT: push {r7, lr}
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; THUMB2-NEXT: .pad #1032
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; THUMB2-NEXT: sub.w sp, sp, #1032
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; THUMB2-NEXT: ldr r0, .LCPI0_0
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; THUMB2-NEXT: .LPC0_0:
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; THUMB2-NEXT: add r0, pc
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; THUMB2-NEXT: ldr r0, [r0]
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; THUMB2-NEXT: ldr r0, [r0]
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; THUMB2-NEXT: str.w r0, [sp, #1028]
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; THUMB2-NEXT: add r0, sp, #4
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; THUMB2-NEXT: bl foo
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; THUMB2-NEXT: ldr.w r0, [sp, #1028]
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; THUMB2-NEXT: ldr r1, .LCPI0_1
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; THUMB2-NEXT: .LPC0_1:
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; THUMB2-NEXT: add r1, pc
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; THUMB2-NEXT: ldr r1, [r1]
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; THUMB2-NEXT: ldr r1, [r1]
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; THUMB2-NEXT: cmp r1, r0
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; THUMB2-NEXT: ittt eq
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; THUMB2-NEXT: moveq r0, #0
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; THUMB2-NEXT: addeq.w sp, sp, #1032
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; THUMB2-NEXT: popeq {r7, pc}
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; THUMB2-NEXT: .LBB0_1:
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; THUMB2-NEXT: bl __stack_chk_fail
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; THUMB2-NEXT: .p2align 2
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; THUMB2-NEXT: @ %bb.2:
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; THUMB2-NEXT: .LCPI0_0:
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; THUMB2-NEXT: .Ltmp0:
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; THUMB2-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_0+4)-.Ltmp0)
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; THUMB2-NEXT: .LCPI0_1:
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; THUMB2-NEXT: .Ltmp1:
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; THUMB2-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_1+4)-.Ltmp1)
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;
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; THUMB2-PIC-LABEL: test1:
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; THUMB2-PIC: @ %bb.0:
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; THUMB2-PIC-NEXT: .save {r7, lr}
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; THUMB2-PIC-NEXT: push {r7, lr}
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; THUMB2-PIC-NEXT: .pad #1032
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; THUMB2-PIC-NEXT: sub.w sp, sp, #1032
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; THUMB2-PIC-NEXT: ldr r0, .LCPI0_0
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; THUMB2-PIC-NEXT: .LPC0_0:
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; THUMB2-PIC-NEXT: add r0, pc
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; THUMB2-PIC-NEXT: ldr r0, [r0]
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; THUMB2-PIC-NEXT: ldr r0, [r0]
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; THUMB2-PIC-NEXT: str.w r0, [sp, #1028]
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; THUMB2-PIC-NEXT: add r0, sp, #4
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; THUMB2-PIC-NEXT: bl foo
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; THUMB2-PIC-NEXT: ldr.w r0, [sp, #1028]
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; THUMB2-PIC-NEXT: ldr r1, .LCPI0_1
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; THUMB2-PIC-NEXT: .LPC0_1:
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; THUMB2-PIC-NEXT: add r1, pc
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; THUMB2-PIC-NEXT: ldr r1, [r1]
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; THUMB2-PIC-NEXT: ldr r1, [r1]
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; THUMB2-PIC-NEXT: cmp r1, r0
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; THUMB2-PIC-NEXT: ittt eq
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; THUMB2-PIC-NEXT: moveq r0, #0
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; THUMB2-PIC-NEXT: addeq.w sp, sp, #1032
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; THUMB2-PIC-NEXT: popeq {r7, pc}
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; THUMB2-PIC-NEXT: .LBB0_1:
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; THUMB2-PIC-NEXT: bl __stack_chk_fail
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; THUMB2-PIC-NEXT: .p2align 2
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; THUMB2-PIC-NEXT: @ %bb.2:
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; THUMB2-PIC-NEXT: .LCPI0_0:
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; THUMB2-PIC-NEXT: .Ltmp0:
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; THUMB2-PIC-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_0+4)-.Ltmp0)
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; THUMB2-PIC-NEXT: .LCPI0_1:
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; THUMB2-PIC-NEXT: .Ltmp1:
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; THUMB2-PIC-NEXT: .long __stack_chk_guard(GOT_PREL)-((.LPC0_1+4)-.Ltmp1)
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%a1 = alloca [256 x i32], align 4
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call void @foo(ptr %a1) #3
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ret i32 0
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}
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declare void @foo(ptr)
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attributes #0 = { nounwind sspstrong }
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!llvm.module.flags = !{!0}
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!0 = !{i32 8, !"PIC Level", i32 2}
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