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1e8839302b
This implements the review suggestion to simplify the AArch64 backend. If we later discover that we *really* need the extra complexity of the ConstantIslands pass for performance reasons it can be resurrected. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175258 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
852 B
LLVM
35 lines
852 B
LLVM
; RUN: llc -verify-machineinstrs < %s -mtriple=aarch64-none-linux-gnu | FileCheck %s
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@varf32 = global float 0.0
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@varf64 = global double 0.0
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define void @check_float() {
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; CHECK: check_float:
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%val = load float* @varf32
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%newval1 = fadd float %val, 8.5
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store volatile float %newval1, float* @varf32
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; CHECK: fmov {{s[0-9]+}}, #8.5
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%newval2 = fadd float %val, 128.0
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store volatile float %newval2, float* @varf32
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; CHECK: ldr {{s[0-9]+}}, [{{x[0-9]+}}, #:lo12:.LCPI0_0
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ret void
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}
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define void @check_double() {
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; CHECK: check_double:
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%val = load double* @varf64
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%newval1 = fadd double %val, 8.5
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store volatile double %newval1, double* @varf64
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; CHECK: fmov {{d[0-9]+}}, #8.5
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%newval2 = fadd double %val, 128.0
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store volatile double %newval2, double* @varf64
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; CHECK: ldr {{d[0-9]+}}, [{{x[0-9]+}}, #:lo12:.LCPI1_0
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ret void
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}
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