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authorPeter Collingbourne <peter@pcc.me.uk>2010-12-04 01:51:14 +0000
committerPeter Collingbourne <peter@pcc.me.uk>2010-12-04 01:51:14 +0000
commit5f67e13fcdc3c33e9cd5d027bfbb677b726c6f6a (patch)
tree0092b4ac3cb34529233dc3588a787e9e39915ae9 /include/clang
parent5d729a3d8eeba59ed97119998f2135ad6d45e876 (diff)
Implement -cl-unsafe-math-optimizations
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120879 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/clang')
-rw-r--r--include/clang/Driver/CC1Options.td2
-rw-r--r--include/clang/Frontend/CodeGenOptions.h2
2 files changed, 4 insertions, 0 deletions
diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
index 19d3a24fcb..a7b2692101 100644
--- a/include/clang/Driver/CC1Options.td
+++ b/include/clang/Driver/CC1Options.td
@@ -603,3 +603,5 @@ def cl_single_precision_constant : Flag<"-cl-single-precision-constant">,
HelpText<"OpenCL only. Treat double precision floating-point constant as single precision constant.">;
def cl_finite_math_only : Flag<"-cl-finite-math-only">,
HelpText<"OpenCL only. Allow floating-point optimizations that assume arguments and results are not NaNs or +-Inf.">;
+def cl_unsafe_math_optimizations : Flag<"-cl-unsafe-math-optimizations">,
+ HelpText<"OpenCL only. Allow unsafe floating-point optimizations. Also implies -cl-no-signed-zeros and -cl-mad-enable">;
diff --git a/include/clang/Frontend/CodeGenOptions.h b/include/clang/Frontend/CodeGenOptions.h
index 3ca3104348..84f500383d 100644
--- a/include/clang/Frontend/CodeGenOptions.h
+++ b/include/clang/Frontend/CodeGenOptions.h
@@ -75,6 +75,7 @@ public:
unsigned UnitAtATime : 1; /// Unused. For mirroring GCC optimization
/// selection.
unsigned UnrollLoops : 1; /// Control whether loops are unrolled.
+ unsigned UnsafeFPMath : 1; /// Allow unsafe floating point optzns.
unsigned UnwindTables : 1; /// Emit unwind tables.
unsigned VerifyModule : 1; /// Control whether the module should be run
/// through the LLVM Verifier.
@@ -139,6 +140,7 @@ public:
TimePasses = 0;
UnitAtATime = 1;
UnrollLoops = 0;
+ UnsafeFPMath = 0;
UnwindTables = 0;
VerifyModule = 1;