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130 lines
2.3 KiB
LLVM
130 lines
2.3 KiB
LLVM
; RUN: llc < %s -O0 -verify-machineinstrs -fast-isel-abort=1 -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s --check-prefix=ELF64
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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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define void @t1() nounwind {
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; ELF64: t1
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%1 = load i8, i8* @a, align 1
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call void @foo1(i8 zeroext %1)
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; ELF64: lbz
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; ELF64-NOT: rldicl
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; ELF64-NOT: rlwinm
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ret void
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}
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define void @t2() nounwind {
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; ELF64: t2
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%1 = load i16, i16* @b, align 2
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call void @foo2(i16 zeroext %1)
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; ELF64: lhz
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; ELF64-NOT: rldicl
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; ELF64-NOT: rlwinm
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ret void
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}
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define void @t2a() nounwind {
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; ELF64: t2a
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%1 = load i32, i32* @c, align 4
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call void @foo3(i32 zeroext %1)
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; ELF64: lwz
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; ELF64-NOT: rldicl
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; ELF64-NOT: rlwinm
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ret void
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}
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declare void @foo1(i8 zeroext)
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declare void @foo2(i16 zeroext)
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declare void @foo3(i32 zeroext)
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define i32 @t3() nounwind {
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; ELF64: t3
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%1 = load i8, i8* @a, align 1
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%2 = zext i8 %1 to i32
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; ELF64: lbz
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; ELF64-NOT: rlwinm
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ret i32 %2
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}
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define i32 @t4() nounwind {
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; ELF64: t4
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%1 = load i16, i16* @b, align 2
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%2 = zext i16 %1 to i32
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; ELF64: lhz
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; ELF64-NOT: rlwinm
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ret i32 %2
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}
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define i32 @t5() nounwind {
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; ELF64: t5
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%1 = load i16, i16* @b, align 2
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%2 = sext i16 %1 to i32
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; ELF64: lha
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; ELF64-NOT: rlwinm
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ret i32 %2
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}
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define i32 @t6() nounwind {
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; ELF64: t6
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%1 = load i8, i8* @a, align 2
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%2 = sext i8 %1 to i32
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; ELF64: lbz
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; ELF64-NOT: rlwinm
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ret i32 %2
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}
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define i64 @t7() nounwind {
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; ELF64: t7
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%1 = load i8, i8* @a, align 1
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%2 = zext i8 %1 to i64
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; ELF64: lbz
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; ELF64-NOT: rldicl
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ret i64 %2
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}
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define i64 @t8() nounwind {
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; ELF64: t8
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%1 = load i16, i16* @b, align 2
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%2 = zext i16 %1 to i64
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; ELF64: lhz
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; ELF64-NOT: rldicl
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ret i64 %2
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}
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define i64 @t9() nounwind {
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; ELF64: t9
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%1 = load i16, i16* @b, align 2
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%2 = sext i16 %1 to i64
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; ELF64: lha
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; ELF64-NOT: extsh
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ret i64 %2
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}
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define i64 @t10() nounwind {
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; ELF64: t10
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%1 = load i8, i8* @a, align 2
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%2 = sext i8 %1 to i64
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; ELF64: lbz
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; ELF64: extsb
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ret i64 %2
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}
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define i64 @t11() nounwind {
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; ELF64: t11
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%1 = load i32, i32* @c, align 4
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%2 = zext i32 %1 to i64
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; ELF64: lwz
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; ELF64-NOT: rldicl
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ret i64 %2
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}
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define i64 @t12() nounwind {
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; ELF64: t12
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%1 = load i32, i32* @c, align 4
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%2 = sext i32 %1 to i64
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; ELF64: lwa
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; ELF64-NOT: extsw
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ret i64 %2
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}
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