30 lines
1.1 KiB
LLVM
30 lines
1.1 KiB
LLVM
; RUN: llc < %s -march=aarch64 -mattr=+no-quad-ldst-pairs -verify-machineinstrs -asm-verbose=false | FileCheck %s
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; RUN: llc < %s -march=aarch64 -mcpu=exynos-m1 -verify-machineinstrs -asm-verbose=false | FileCheck %s
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; CHECK-LABEL: test_nopair_st
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; CHECK: str
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; CHECK: stur
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; CHECK-NOT: stp
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define void @test_nopair_st(double* %ptr, <2 x double> %v1, <2 x double> %v2) {
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%tmp1 = bitcast double* %ptr to <2 x double>*
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store <2 x double> %v2, <2 x double>* %tmp1, align 16
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%add.ptr = getelementptr inbounds double, double* %ptr, i64 -2
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%tmp = bitcast double* %add.ptr to <2 x double>*
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store <2 x double> %v1, <2 x double>* %tmp, align 16
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ret void
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}
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; CHECK-LABEL: test_nopair_ld
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; CHECK: ldr
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; CHECK: ldr
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; CHECK-NOT: ldp
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define <2 x i64> @test_nopair_ld(i64* %p) {
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%a1 = bitcast i64* %p to <2 x i64>*
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%tmp1 = load <2 x i64>, < 2 x i64>* %a1, align 8
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%add.ptr2 = getelementptr inbounds i64, i64* %p, i64 2
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%a2 = bitcast i64* %add.ptr2 to <2 x i64>*
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%tmp2 = load <2 x i64>, <2 x i64>* %a2, align 8
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%add = add nsw <2 x i64> %tmp1, %tmp2
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ret <2 x i64> %add
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}
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