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| author | Tom Stellard <thomas.stellard@amd.com> | 2015-11-19 22:11:58 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2015-11-19 22:11:58 +0000 |
| commit | d097e94abbdeae33434b2aeaf14647969fe211d2 (patch) | |
| tree | 07212fee00fd4c13c18b363f9acc5717f326d61e /clang/lib/Basic/Targets.cpp | |
| parent | c4aa50414b2c8b9af08f49e164bedcd1c6374d1e (diff) | |
| download | bcm5719-llvm-d097e94abbdeae33434b2aeaf14647969fe211d2.tar.gz bcm5719-llvm-d097e94abbdeae33434b2aeaf14647969fe211d2.zip | |
AMDGPU: Add support for 's' and 'v' asm constraints
Summary: 's' is used to specify sgprs and 'v' is used to specify vgprs.
Reviewers: arsenm, echristo
Subscribers: cfe-commits
Differential Revision: http://reviews.llvm.org/D14307
llvm-svn: 253610
Diffstat (limited to 'clang/lib/Basic/Targets.cpp')
| -rw-r--r-- | clang/lib/Basic/Targets.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp index 648ef4b3d26..697a9f232e0 100644 --- a/clang/lib/Basic/Targets.cpp +++ b/clang/lib/Basic/Targets.cpp @@ -1826,8 +1826,15 @@ public: } bool validateAsmConstraint(const char *&Name, - TargetInfo::ConstraintInfo &info) const override { - return true; + TargetInfo::ConstraintInfo &Info) const override { + switch (*Name) { + default: break; + case 'v': // vgpr + case 's': // sgpr + Info.setAllowsRegister(); + return true; + } + return false; } ArrayRef<Builtin::Info> getTargetBuiltins() const override { |
