140 lines
4.6 KiB
LLVM
140 lines
4.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -simplifycfg -switch-to-lookup -mtriple=arm -relocation-model=static < %s | FileCheck %s --check-prefix=CHECK --check-prefix=ENABLE
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; RUN: opt -S -simplifycfg -switch-to-lookup -mtriple=arm -relocation-model=pic < %s | FileCheck %s --check-prefix=CHECK --check-prefix=ENABLE
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; RUN: opt -S -simplifycfg -switch-to-lookup -mtriple=arm -relocation-model=ropi < %s | FileCheck %s --check-prefix=CHECK --check-prefix=DISABLE
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; RUN: opt -S -simplifycfg -switch-to-lookup -mtriple=arm -relocation-model=rwpi < %s | FileCheck %s --check-prefix=CHECK --check-prefix=DISABLE
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; RUN: opt -S -simplifycfg -switch-to-lookup -mtriple=arm -relocation-model=ropi-rwpi < %s | FileCheck %s --check-prefix=CHECK --check-prefix=DISABLE
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; RUN: opt -S -passes='simplify-cfg<switch-to-lookup>' -mtriple=arm -relocation-model=static < %s | FileCheck %s --check-prefix=CHECK --check-prefix=ENABLE
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; RUN: opt -S -passes='simplify-cfg<switch-to-lookup>' -mtriple=arm -relocation-model=pic < %s | FileCheck %s --check-prefix=CHECK --check-prefix=ENABLE
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; RUN: opt -S -passes='simplify-cfg<switch-to-lookup>' -mtriple=arm -relocation-model=ropi < %s | FileCheck %s --check-prefix=CHECK --check-prefix=DISABLE
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; RUN: opt -S -passes='simplify-cfg<switch-to-lookup>' -mtriple=arm -relocation-model=rwpi < %s | FileCheck %s --check-prefix=CHECK --check-prefix=DISABLE
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; RUN: opt -S -passes='simplify-cfg<switch-to-lookup>' -mtriple=arm -relocation-model=ropi-rwpi < %s | FileCheck %s --check-prefix=CHECK --check-prefix=DISABLE
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; CHECK: @{{.*}} = private unnamed_addr constant [3 x i32] [i32 1234, i32 5678, i32 15532]
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; ENABLE: @{{.*}} = private unnamed_addr constant [3 x i32*] [i32* @c1, i32* @c2, i32* @c3]
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; DISABLE-NOT: @{{.*}} = private unnamed_addr constant [3 x i32*] [i32* @c1, i32* @c2, i32* @c3]
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; ENABLE: @{{.*}} = private unnamed_addr constant [3 x i32*] [i32* @g1, i32* @g2, i32* @g3]
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; DISABLE-NOT: @{{.*}} = private unnamed_addr constant [3 x i32*] [i32* @g1, i32* @g2, i32* @g3]
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; ENABLE: @{{.*}} = private unnamed_addr constant [3 x i32 (i32, i32)*] [i32 (i32, i32)* @f1, i32 (i32, i32)* @f2, i32 (i32, i32)* @f3]
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; DISABLE-NOT: @{{.*}} = private unnamed_addr constant [3 x i32 (i32, i32)*] [i32 (i32, i32)* @f1, i32 (i32, i32)* @f2, i32 (i32, i32)* @f3]
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "armv7a--none-eabi"
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define i32 @test1(i32 %n) {
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entry:
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switch i32 %n, label %sw.default [
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i32 0, label %sw.bb
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i32 1, label %sw.bb1
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i32 2, label %sw.bb2
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]
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sw.bb:
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br label %return
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sw.bb1:
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br label %return
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sw.bb2:
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br label %return
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sw.default:
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br label %return
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return:
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%retval.0 = phi i32 [ 15498, %sw.default ], [ 15532, %sw.bb2 ], [ 5678, %sw.bb1 ], [ 1234, %sw.bb ]
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ret i32 %retval.0
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}
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@c1 = external constant i32, align 4
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@c2 = external constant i32, align 4
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@c3 = external constant i32, align 4
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@c4 = external constant i32, align 4
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define i32* @test2(i32 %n) {
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entry:
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switch i32 %n, label %sw.default [
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i32 0, label %sw.bb
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i32 1, label %sw.bb1
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i32 2, label %sw.bb2
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]
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sw.bb:
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br label %return
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sw.bb1:
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br label %return
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sw.bb2:
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br label %return
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sw.default:
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br label %return
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return:
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%retval.0 = phi i32* [ @c4, %sw.default ], [ @c3, %sw.bb2 ], [ @c2, %sw.bb1 ], [ @c1, %sw.bb ]
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ret i32* %retval.0
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}
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@g1 = external global i32, align 4
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@g2 = external global i32, align 4
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@g3 = external global i32, align 4
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@g4 = external global i32, align 4
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define i32* @test3(i32 %n) {
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entry:
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switch i32 %n, label %sw.default [
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i32 0, label %sw.bb
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i32 1, label %sw.bb1
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i32 2, label %sw.bb2
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]
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sw.bb:
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br label %return
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sw.bb1:
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br label %return
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sw.bb2:
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br label %return
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sw.default:
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br label %return
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return:
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%retval.0 = phi i32* [ @g4, %sw.default ], [ @g3, %sw.bb2 ], [ @g2, %sw.bb1 ], [ @g1, %sw.bb ]
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ret i32* %retval.0
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}
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declare i32 @f1(i32, i32)
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declare i32 @f2(i32, i32)
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declare i32 @f3(i32, i32)
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declare i32 @f4(i32, i32)
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declare i32 @f5(i32, i32)
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define i32 @test4(i32 %a, i32 %b, i32 %c) {
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entry:
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%cmp = icmp eq i32 %a, 1
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br i1 %cmp, label %cond.end11, label %cond.false
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cond.false:
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%cmp1 = icmp eq i32 %a, 2
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br i1 %cmp1, label %cond.end11, label %cond.false3
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cond.false3:
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%cmp4 = icmp eq i32 %a, 3
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br i1 %cmp4, label %cond.end11, label %cond.false6
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cond.false6:
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%cmp7 = icmp eq i32 %a, 4
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%cond = select i1 %cmp7, i32 (i32, i32)* @f4, i32 (i32, i32)* @f5
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br label %cond.end11
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cond.end11:
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%cond12 = phi i32 (i32, i32)* [ @f1, %entry ], [ @f2, %cond.false ], [ %cond, %cond.false6 ], [ @f3, %cond.false3 ]
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%call = call i32 %cond12(i32 %b, i32 %c) #2
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ret i32 %call
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}
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