423 lines
10 KiB
LLVM
423 lines
10 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -data-layout="e-p:64:64:64-p1:16:16:16-p2:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-ni:2" -passes=instsimplify -S | FileCheck %s --check-prefixes=CHECK,LE
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; RUN: opt < %s -data-layout="E-p:64:64:64-p1:16:16:16-p2:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-ni:2" -passes=instsimplify -S | FileCheck %s --check-prefixes=CHECK,BE
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; {{ 0xDEADBEEF, 0xBA }, 0xCAFEBABE}
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@g1 = constant {{i32,i8},i32} {{i32,i8} { i32 -559038737, i8 186 }, i32 -889275714 }
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@g2 = constant double 1.0
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; { 0x7B, 0x06B1BFF8 }
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@g3 = constant {i64, i64} { i64 123, i64 112312312 }
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; Simple load
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define i32 @test1() {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: ret i32 -559038737
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;
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%r = load i32, ptr getelementptr ({{i32,i8},i32}, ptr @g1, i32 0, i32 0, i32 0)
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ret i32 %r
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}
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; PR3152
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; Load of first 16 bits of 32-bit value.
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define i16 @test2() {
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; LE-LABEL: @test2(
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; LE-NEXT: ret i16 -16657
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;
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; BE-LABEL: @test2(
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; BE-NEXT: ret i16 -8531
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;
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%r = load i16, ptr getelementptr ({{i32,i8},i32}, ptr @g1, i32 0, i32 0, i32 0)
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ret i16 %r
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}
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define i16 @test2_addrspacecast() {
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; LE-LABEL: @test2_addrspacecast(
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; LE-NEXT: ret i16 -16657
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;
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; BE-LABEL: @test2_addrspacecast(
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; BE-NEXT: ret i16 -8531
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;
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%r = load i16, ptr addrspace(1) addrspacecast(ptr getelementptr ({{i32,i8},i32}, ptr @g1, i32 0, i32 0, i32 0) to ptr addrspace(1))
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ret i16 %r
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}
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; Load of second 16 bits of 32-bit value.
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define i16 @test3() {
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; LE-LABEL: @test3(
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; LE-NEXT: ret i16 -8531
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;
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; BE-LABEL: @test3(
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; BE-NEXT: ret i16 -16657
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;
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%r = load i16, ptr getelementptr(i16, ptr getelementptr ({{i32,i8},i32}, ptr @g1, i32 0, i32 0, i32 0), i32 1)
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ret i16 %r
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}
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; Load of 8 bit field + tail padding.
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define i16 @test4() {
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; LE-LABEL: @test4(
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; LE-NEXT: ret i16 186
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;
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; BE-LABEL: @test4(
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; BE-NEXT: ret i16 -17920
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;
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%r = load i16, ptr getelementptr(i16, ptr getelementptr ({{i32,i8},i32}, ptr @g1, i32 0, i32 0, i32 0), i32 2)
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ret i16 %r
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}
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; Load of double bits.
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define i64 @test6() {
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; CHECK-LABEL: @test6(
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; CHECK-NEXT: ret i64 4607182418800017408
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;
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%r = load i64, ptr @g2
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ret i64 %r
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}
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; Load of double bits.
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define i16 @test7() {
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; LE-LABEL: @test7(
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; LE-NEXT: ret i16 0
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;
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; BE-LABEL: @test7(
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; BE-NEXT: ret i16 16368
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;
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%r = load i16, ptr @g2
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ret i16 %r
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}
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; Double load.
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define double @test8() {
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; LE-LABEL: @test8(
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; LE-NEXT: ret double 0xBADEADBEEF
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;
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; BE-LABEL: @test8(
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; BE-NEXT: ret double 0xDEADBEEFBA000000
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;
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%r = load double, ptr @g1
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ret double %r
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}
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; i128 load.
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define i128 @test_i128() {
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; LE-LABEL: @test_i128(
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; LE-NEXT: ret i128 2071796475790618158476296315
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;
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; BE-LABEL: @test_i128(
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; BE-NEXT: ret i128 2268949521066387161080
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;
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%r = load i128, ptr @g3
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ret i128 %r
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}
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define fp128 @test_fp128() {
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; LE-LABEL: @test_fp128(
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; LE-NEXT: ret fp128 0xL000000000000007B0000000006B1BFF8
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;
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; BE-LABEL: @test_fp128(
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; BE-NEXT: ret fp128 0xL0000000006B1BFF8000000000000007B
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;
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%r = load fp128, ptr @g3
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ret fp128 %r
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}
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define ppc_fp128 @test_ppc_fp128() {
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; LE-LABEL: @test_ppc_fp128(
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; LE-NEXT: ret ppc_fp128 bitcast (i128 2071796475790618158476296315 to ppc_fp128)
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;
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; BE-LABEL: @test_ppc_fp128(
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; BE-NEXT: ret ppc_fp128 bitcast (i128 2268949521066387161080 to ppc_fp128)
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;
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%r = load ppc_fp128, ptr @g3
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ret ppc_fp128 %r
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}
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define x86_fp80 @test_x86_fp80() {
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; LE-LABEL: @test_x86_fp80(
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; LE-NEXT: ret x86_fp80 0xKFFFF000000000000007B
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;
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; BE-LABEL: @test_x86_fp80(
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; BE-NEXT: ret x86_fp80 0xK000000000000007B0000
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;
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%r = load x86_fp80, ptr @g3
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ret x86_fp80 %r
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}
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define bfloat @test_bfloat() {
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; LE-LABEL: @test_bfloat(
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; LE-NEXT: ret bfloat 0xR007B
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;
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; BE-LABEL: @test_bfloat(
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; BE-NEXT: ret bfloat 0xR0000
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;
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%r = load bfloat, ptr @g3
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ret bfloat %r
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}
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; vector load.
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define <2 x i64> @test10() {
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; CHECK-LABEL: @test10(
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; CHECK-NEXT: ret <2 x i64> <i64 123, i64 112312312>
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;
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%r = load <2 x i64>, ptr @g3
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ret <2 x i64> %r
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}
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; PR5287
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; { 0xA1, 0x08 }
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@g4 = internal constant { i8, i8 } { i8 -95, i8 8 }
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define i16 @test11() nounwind {
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; LE-LABEL: @test11(
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; LE-NEXT: entry:
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; LE-NEXT: ret i16 2209
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;
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; BE-LABEL: @test11(
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; BE-NEXT: entry:
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; BE-NEXT: ret i16 -24312
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;
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entry:
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%a = load i16, ptr @g4
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ret i16 %a
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}
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; PR5551
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@test12g = private constant [6 x i8] c"a\00b\00\00\00"
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define i16 @test12() {
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; LE-LABEL: @test12(
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; LE-NEXT: ret i16 98
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;
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; BE-LABEL: @test12(
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; BE-NEXT: ret i16 25088
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;
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%a = load i16, ptr getelementptr inbounds ([3 x i16], ptr @test12g, i32 0, i64 1)
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ret i16 %a
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}
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; PR5978
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@g5 = constant i8 4
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define i1 @test13() {
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; CHECK-LABEL: @test13(
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; CHECK-NEXT: ret i1 false
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;
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%A = load i1, ptr @g5
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ret i1 %A
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}
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@g6 = constant [2 x ptr] [ptr inttoptr (i64 1 to ptr), ptr inttoptr (i64 2 to ptr)]
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define i64 @test14() nounwind {
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; CHECK-LABEL: @test14(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret i64 1
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;
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entry:
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%tmp = load i64, ptr @g6
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ret i64 %tmp
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}
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; Check with address space pointers
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@g6_as1 = constant [2 x ptr addrspace(1)] [ptr addrspace(1) inttoptr (i16 1 to ptr addrspace(1)), ptr addrspace(1) inttoptr (i16 2 to ptr addrspace(1))]
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define i16 @test14_as1() nounwind {
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; CHECK-LABEL: @test14_as1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret i16 1
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;
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entry:
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%tmp = load i16, ptr @g6_as1
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ret i16 %tmp
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}
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define i64 @test15() nounwind {
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; CHECK-LABEL: @test15(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: ret i64 2
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;
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entry:
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%tmp = load i64, ptr getelementptr inbounds ([2 x ptr], ptr @g6, i32 0, i64 1)
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ret i64 %tmp
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}
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@gv7 = constant [4 x ptr] [ptr null, ptr inttoptr (i64 -14 to ptr), ptr null, ptr null]
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define i64 @test16.1() {
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; CHECK-LABEL: @test16.1(
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; CHECK-NEXT: ret i64 0
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;
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%v = load i64, ptr @gv7, align 8
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ret i64 %v
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}
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define i64 @test16.2() {
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; CHECK-LABEL: @test16.2(
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; CHECK-NEXT: ret i64 -14
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;
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%v = load i64, ptr getelementptr inbounds ([4 x ptr], ptr @gv7, i64 0, i64 1), align 8
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ret i64 %v
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}
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define i64 @test16.3() {
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; CHECK-LABEL: @test16.3(
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; CHECK-NEXT: ret i64 0
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;
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%v = load i64, ptr getelementptr inbounds ([4 x ptr], ptr @gv7, i64 0, i64 2), align 8
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ret i64 %v
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}
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@g7 = constant {[0 x i32], [0 x i8], ptr} { [0 x i32] poison, [0 x i8] poison, ptr null }
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define ptr @test_leading_zero_size_elems() {
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; CHECK-LABEL: @test_leading_zero_size_elems(
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; CHECK-NEXT: ret ptr null
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;
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%v = load ptr, ptr @g7
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ret ptr %v
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}
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@g8 = constant {[4294967295 x [0 x i32]], i64} { [4294967295 x [0 x i32]] poison, i64 123 }
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define i64 @test_leading_zero_size_elems_big() {
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; CHECK-LABEL: @test_leading_zero_size_elems_big(
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; CHECK-NEXT: ret i64 123
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;
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%v = load i64, ptr @g8
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ret i64 %v
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}
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@g9 = constant [4294967295 x [0 x i32]] zeroinitializer
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define i64 @test_array_of_zero_size_array() {
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; CHECK-LABEL: @test_array_of_zero_size_array(
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; CHECK-NEXT: ret i64 poison
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;
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%v = load i64, ptr @g9
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ret i64 %v
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}
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@g_undef = constant { i128 } undef
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define ptr @test_undef_aggregate() {
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; CHECK-LABEL: @test_undef_aggregate(
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; CHECK-NEXT: ret ptr undef
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;
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%v = load ptr, ptr @g_undef
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ret ptr %v
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}
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@g_poison = constant { i128 } poison
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define ptr @test_poison_aggregate() {
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; CHECK-LABEL: @test_poison_aggregate(
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; CHECK-NEXT: ret ptr poison
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;
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%v = load ptr, ptr @g_poison
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ret ptr %v
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}
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@g11 = constant <{ [8 x i8], [8 x i8] }> <{ [8 x i8] poison, [8 x i8] zeroinitializer }>, align 4
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define ptr @test_trailing_zero_gep_index() {
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; CHECK-LABEL: @test_trailing_zero_gep_index(
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; CHECK-NEXT: ret ptr null
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;
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%v = load ptr, ptr getelementptr inbounds (<{ [8 x i8], [8 x i8] }>, ptr @g11, i32 0, i32 1, i32 0), align 4
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ret ptr %v
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}
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define { i64, i64 } @test_load_struct() {
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; CHECK-LABEL: @test_load_struct(
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; CHECK-NEXT: ret { i64, i64 } { i64 123, i64 112312312 }
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;
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%v = load { i64, i64 }, ptr @g3
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ret { i64, i64 } %v
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}
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@m64 = internal constant [2 x i64] zeroinitializer
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@idx = external global i32
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; This should not try to create an x86_mmx null value.
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define x86_mmx @load_mmx() {
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; CHECK-LABEL: @load_mmx(
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; CHECK-NEXT: [[TEMP:%.*]] = load x86_mmx, ptr getelementptr ([2 x i64], ptr @m64, i64 0, i64 ptrtoint (ptr @idx to i64)), align 8
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; CHECK-NEXT: ret x86_mmx [[TEMP]]
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;
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%temp = load x86_mmx, ptr getelementptr ([2 x i64], ptr @m64, i64 0, i64 ptrtoint (ptr @idx to i64))
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ret x86_mmx %temp
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}
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@g_offset = external global i64
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@g_neg_one_vec = constant <4 x i8> <i8 -1, i8 -1, i8 -1, i8 -1>
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define i8 @load_neg_one_at_unknown_offset() {
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; CHECK-LABEL: @load_neg_one_at_unknown_offset(
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; CHECK-NEXT: ret i8 -1
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;
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%v = load i8, ptr getelementptr (<4 x i8>, ptr @g_neg_one_vec, i64 0, i64 ptrtoint (ptr @g_offset to i64))
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ret i8 %v
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}
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@g_with_padding = constant { i32, [4 x i8] } { i32 0, [4 x i8] poison }
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define i32 @load_padding() {
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; CHECK-LABEL: @load_padding(
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; CHECK-NEXT: ret i32 poison
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;
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%v = load i32, ptr getelementptr (i32, ptr @g_with_padding, i64 1)
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ret i32 %v
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}
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@g_all_poison = constant { i32, [4 x i8] } poison
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; Same as the previous case, but with an all-poison initializer.
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define i32 @load_all_poison() {
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; CHECK-LABEL: @load_all_poison(
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; CHECK-NEXT: ret i32 poison
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;
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%v = load i32, ptr getelementptr (i32, ptr @g_all_poison, i64 1)
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ret i32 %v
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}
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@g_i8_data = constant [16 x i8] c"\01\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00"
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define ptr @load_ptr_from_i8_data() {
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; LE-LABEL: @load_ptr_from_i8_data(
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; LE-NEXT: ret ptr inttoptr (i64 1 to ptr)
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;
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; BE-LABEL: @load_ptr_from_i8_data(
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; BE-NEXT: ret ptr inttoptr (i64 72057594037927936 to ptr)
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;
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%v = load ptr, ptr @g_i8_data
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ret ptr %v
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}
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define ptr addrspace(2) @load_non_integral_ptr_from_i8_data() {
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; CHECK-LABEL: @load_non_integral_ptr_from_i8_data(
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; CHECK-NEXT: [[V:%.*]] = load ptr addrspace(2), ptr @g_i8_data, align 8
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; CHECK-NEXT: ret ptr addrspace(2) [[V]]
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;
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%v = load ptr addrspace(2), ptr @g_i8_data
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ret ptr addrspace(2) %v
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}
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@g_i1 = constant i1 true
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define i8 @load_i8_from_i1() {
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; CHECK-LABEL: @load_i8_from_i1(
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; CHECK-NEXT: ret i8 -1
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;
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%v = load i8, ptr @g_i1
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ret i8 %v
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}
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@global128 = internal constant i128 1125899906842625
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define i128 @load-128bit(){
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; CHECK-LABEL: @load-128bit(
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; CHECK-NEXT: ret i128 1125899906842625
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;
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%1 = load i128, ptr @global128, align 4
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ret i128 %1
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}
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