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https://github.com/c64scene-ar/llvm-6502.git
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34 lines
1.2 KiB
LLVM
34 lines
1.2 KiB
LLVM
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; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-neon,-vfp2 | FileCheck --check-prefix=NONEON-NOVFP %s
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; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-neon | FileCheck --check-prefix=NONEON %s
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; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-vfp2 | FileCheck --check-prefix=NOVFP %s
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; RUN: llc < %s -mtriple=armv7-none-gnueabi -mattr=-neon,+vfp2 | FileCheck --check-prefix=NONEON-VFP %s
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; Check no NEON instructions are selected when feature is disabled.
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define void @neonop(i64* nocapture readonly %a, i64* nocapture %b) #0 {
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%1 = bitcast i64* %a to <2 x i64>*
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%wide.load = load <2 x i64>* %1, align 8
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; NONEON-NOVFP-NOT: vld1.64
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; NONEON-NOT: vld1.64
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%add = add <2 x i64> %wide.load, %wide.load
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; NONEON-NOVFP-NOT: vadd.i64
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; NONEON-NOT: vadd.i64
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%2 = bitcast i64* %b to <2 x i64>*
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store <2 x i64> %add, <2 x i64>* %2, align 8
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; NONEON-NOVFP-NOT: vst1.64
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; NONEON-NOT: vst1.64
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ret void
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}
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; Likewise with VFP instructions.
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define double @fpmult(double %a, double %b) {
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%res = fmul double %a, %b
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; NONEON-NOVFP-NOT: vmov
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; NONEON-NOVFP-NOT: vmul.f64
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; NOVFP-NOT: vmov
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; NOVFP-NOT: vmul.f64
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; NONEON-VFP: vmov
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; NONEON-VFP: vmul.f64
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ret double %res
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}
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