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8695739f8c
We have fixed most of the VSX limitation in Fast-isel, so we can remove the -mattr=-vsx for most testcases now. llvm-svn: 372345
221 lines
4.6 KiB
LLVM
221 lines
4.6 KiB
LLVM
; RUN: llc -relocation-model=static < %s -O0 -verify-machineinstrs -fast-isel -fast-isel-abort=1 -mattr=-vsx -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s --check-prefix=ELF64
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; RUN: llc -relocation-model=static < %s -O0 -verify-machineinstrs -fast-isel -fast-isel-abort=1 -mattr=+vsx -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s --check-prefix=VSX
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; RUN: llc -relocation-model=static < %s -O0 -verify-machineinstrs -fast-isel -fast-isel-abort=1 -mattr=spe -mtriple=powerpc-unknown-linux-gnu -mcpu=e500 | FileCheck %s --check-prefix=SPE
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; This test verifies that load/store instructions are properly generated,
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; and that they pass MI verification.
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@a = global i8 1, align 1
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@b = global i16 2, align 2
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@c = global i32 4, align 4
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@d = global i64 8, align 8
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@e = global float 1.25, align 4
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@f = global double 3.5, align 8
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%struct.s = type<{ i8, i32 }>
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%struct.t = type<{ i8, i64 }>
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@g = global %struct.s <{ i8 1, i32 2 }>, align 1
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@h = global %struct.t <{ i8 1, i64 2 }>, align 1
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@i = common global [8192 x i64] zeroinitializer, align 8
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; load
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define i8 @t1() nounwind {
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; ELF64: t1
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%1 = load i8, i8* @a, align 1
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; ELF64: lbz
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%2 = add nsw i8 %1, 1
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; ELF64: addi
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ret i8 %2
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}
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define i16 @t2() nounwind {
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; ELF64: t2
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%1 = load i16, i16* @b, align 2
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; ELF64: lhz
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%2 = add nsw i16 %1, 1
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; ELF64: addi
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ret i16 %2
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}
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define i32 @t3() nounwind {
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; ELF64: t3
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%1 = load i32, i32* @c, align 4
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; ELF64: lwz
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%2 = add nsw i32 %1, 1
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; ELF64: addi
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ret i32 %2
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}
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define i64 @t4() nounwind {
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; ELF64: t4
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%1 = load i64, i64* @d, align 4
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; ELF64: ld
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%2 = add nsw i64 %1, 1
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; ELF64: addi
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ret i64 %2
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}
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define float @t5() nounwind {
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; ELF64: t5
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; SPE: t5
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%1 = load float, float* @e, align 4
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; ELF64: lfs
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; SPE: lwz
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%2 = fadd float %1, 1.0
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; ELF64: fadds
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; SPE: efsadd
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ret float %2
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}
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define double @t6() nounwind {
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; ELF64: t6
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; SPE: t6
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%1 = load double, double* @f, align 8
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; ELF64: lfd
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; VSX: lxsdx
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; SPE: evldd
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%2 = fadd double %1, 1.0
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; ELF64: fadd
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; VSX: xsadddp
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; SPE: efdadd
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ret double %2
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}
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; store
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define void @t7(i8 %v) nounwind {
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; ELF64: t7
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%1 = add nsw i8 %v, 1
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store i8 %1, i8* @a, align 1
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; ELF64: addis
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; ELF64: addi
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; ELF64: addi
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; ELF64: stb
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ret void
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}
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define void @t8(i16 %v) nounwind {
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; ELF64: t8
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%1 = add nsw i16 %v, 1
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store i16 %1, i16* @b, align 2
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; ELF64: addis
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; ELF64: addi
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; ELF64: addi
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; ELF64: sth
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ret void
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}
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define void @t9(i32 %v) nounwind {
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; ELF64: t9
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%1 = add nsw i32 %v, 1
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store i32 %1, i32* @c, align 4
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; ELF64: addis
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; ELF64: addi
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; ELF64: addi
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; ELF64: stw
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ret void
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}
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define void @t10(i64 %v) nounwind {
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; ELF64: t10
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%1 = add nsw i64 %v, 1
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store i64 %1, i64* @d, align 4
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; ELF64: addis
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; ELF64: addi
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; ELF64: addi
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; ELF64: std
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ret void
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}
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define void @t11(float %v) nounwind {
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; ELF64: t11
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; SPE: t11
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%1 = fadd float %v, 1.0
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store float %1, float* @e, align 4
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; ELF64: fadds
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; ELF64: stfs
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; SPE: efsadd
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; SPE: stw
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ret void
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}
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define void @t12(double %v) nounwind {
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; ELF64: t12
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; SPE: t12
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%1 = fadd double %v, 1.0
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store double %1, double* @f, align 8
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; ELF64: fadd
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; ELF64: stfd
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; VSX: xsadddp
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; VSX: stxsdx
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; SPE: efdadd
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; SPE: evstdd
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ret void
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}
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;; lwa requires an offset divisible by 4, so we need lwax here.
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define i64 @t13() nounwind {
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; ELF64: t13
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%1 = load i32, i32* getelementptr inbounds (%struct.s, %struct.s* @g, i32 0, i32 1), align 1
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%2 = sext i32 %1 to i64
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; ELF64: li
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; ELF64: lwax
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%3 = add nsw i64 %2, 1
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; ELF64: addi
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ret i64 %3
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}
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;; ld requires an offset divisible by 4, so we need ldx here.
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define i64 @t14() nounwind {
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; ELF64: t14
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%1 = load i64, i64* getelementptr inbounds (%struct.t, %struct.t* @h, i32 0, i32 1), align 1
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; ELF64: li
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; ELF64: ldx
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%2 = add nsw i64 %1, 1
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; ELF64: addi
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ret i64 %2
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}
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;; std requires an offset divisible by 4, so we need stdx here.
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define void @t15(i64 %v) nounwind {
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; ELF64: t15
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%1 = add nsw i64 %v, 1
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store i64 %1, i64* getelementptr inbounds (%struct.t, %struct.t* @h, i32 0, i32 1), align 1
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; ELF64: addis
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; ELF64: addi
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; ELF64: addi
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; ELF64: li
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; ELF64: stdx
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ret void
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}
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;; ld requires an offset that fits in 16 bits, so we need ldx here.
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define i64 @t16() nounwind {
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; ELF64: t16
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%1 = load i64, i64* getelementptr inbounds ([8192 x i64], [8192 x i64]* @i, i32 0, i64 5000), align 8
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; ELF64: lis
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; ELF64: ori
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; ELF64: ldx
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%2 = add nsw i64 %1, 1
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; ELF64: addi
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ret i64 %2
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}
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;; std requires an offset that fits in 16 bits, so we need stdx here.
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define void @t17(i64 %v) nounwind {
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; ELF64: t17
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%1 = add nsw i64 %v, 1
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store i64 %1, i64* getelementptr inbounds ([8192 x i64], [8192 x i64]* @i, i32 0, i64 5000), align 8
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; ELF64: addis
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; ELF64: addi
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; ELF64: addi
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; ELF64: lis
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; ELF64: ori
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; ELF64: stdx
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ret void
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}
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