test/CodeGen/ARM/ehreturn.ll - Issue 1154253004: Use R0/R1 instead of R4/R5 for ARM eh_return return values

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Side by Side Diff: test/CodeGen/ARM/ehreturn.ll

Issue 1154253004: Use R0/R1 instead of R4/R5 for ARM eh_return return values (Closed) Base URL: https://chromium.googlesource.com/native_client/pnacl-llvm.git@master

Patch Set: review Created 5 years, 6 months ago

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	1 ; RUN: llc -O0 < %s \| FileCheck %s

	2 target datalayout = "e-p:32:32-i64:64-n32"

	3 target triple = "armv7-unknown-nacl-gnueabihf"

	4

	5 declare void @llvm.eh.return.i32(i32, i8*) nounwind

	6 declare void @llvm.eh.unwind.init() nounwind

	7

	8 ; CHECK-LABEL: @raise_exception

	9 ; CHECK: push {r0, r1, r4, r5, r6, r7, r8, r10, r11, lr}

	10 define i32 @raise_exception(i32 %b) {

	11 entry:

	12 tail call void @llvm.eh.unwind.init()

	13 %a = add i32 %b, 3

	14 %cmp = icmp slt i32 %a, 0

	15 br i1 %cmp, label %normal_ret, label %eh_ret

	16 normal_ret:

	17 ; CHECK: ldm sp!, {r12}

	18 ; CHECK: ldm sp!, {r12}

	19 ; CHECK: pop {r4, r5, r6, r7, r8, r10, r11, lr}

	20 ret i32 %a

	21 eh_ret:

	22 ; CHECK: pop {r0, r1, r4, r5, r6, r7, r8, r10, r11, lr}

	23 tail call void @llvm.eh.return.i32(i32 %a, i8* null)

	24 unreachable

	25 }

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