llvm/implicit-def.ll at 2b672300667a5e931b744b9691f3e527153c85f2 - llvm - Gitea: Git with a cup of tea

RPCS3/llvm

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Justin Holewinski 43777c3150 Make AsmPrinter::emitImplicitDef a virtual method so targets can emit custom comments for implicit defs

For NVPTX, this fixes a crash where the emitImplicitDef implementation was expecting physical registers,
while NVPTX uses virtual registers (with a couple of exceptions).  Now, the implicit def comment will be
emitted as a true PTX register name. Other targets can use this to customize the output of implicit def
comments.

Fixes PR17519

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192444 91177308-0d34-0410-b5e6-96231b3b80d8

2013-10-11 12:39:36 +00:00

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 ; RUN: llc < %s -O0 -march=nvptx -mcpu=sm_20 -asm-verbose=1 | FileCheck %s
 ; CHECK: // implicit-def: %f[[F0:[0-9]+]]
 ; CHECK: add.f32         %f{{[0-9]+}}, %f{{[0-9]+}}, %f[[F0]];
 define float @foo(float %a) {
   %ret = fadd float %a, undef
   ret float %ret
 }