forked from OSchip/llvm-project
13 lines
453 B
LLVM
13 lines
453 B
LLVM
; RUN: llc < %s -march=nvptx -mcpu=sm_20 -nvptx-prec-divf32=1 -nvptx-prec-sqrtf32=0 | FileCheck %s
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
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declare float @llvm.nvvm.sqrt.f(float)
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define float @foo(float %a) {
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; CHECK: rsqrt.approx.f32
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%val = tail call float @llvm.nvvm.sqrt.f(float %a)
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%ret = fdiv float 1.0, %val
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ret float %ret
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}
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