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Remove the cl-no-signed-zeros cc1 option 

Use the driver flag -fno-signed-zeros instead.

This was recommended but not implemented in D6873:
http://reviews.llvm.org/D6873

which was checked in at r226915:
http://reviews.llvm.org/rL226915

llvm-svn: 234093
This commit is contained in:
Sanjay Patel 2015-04-04 14:54:24 +00:00
parent 20b7aba04a
commit a932bb93b0
2 changed files with 0 additions and 4 deletions
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2
clang/include/clang/Driver/CC1Options.td
View File

@ -585,8 +585,6 @@ 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_kernel_arg_info : Flag<["-"], "cl-kernel-arg-info">,
HelpText<"OpenCL only. Generate kernel argument metadata.">;
def : Flag<["-"], "cl-no-signed-zeros">, Alias<fno_signed_zeros>,
HelpText<"OpenCL only. Allow optimizations to ignore the signedness of the floating-point zero.">;
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">;
def cl_fast_relaxed_math : Flag<["-"], "cl-fast-relaxed-math">,

2
clang/test/CodeGenOpenCL/relaxed-fpmath.cl
View File

@ -2,7 +2,6 @@
// RUN: %clang_cc1 %s -emit-llvm -cl-fast-relaxed-math -o - | FileCheck %s -check-prefix=FAST
// RUN: %clang_cc1 %s -emit-llvm -cl-finite-math-only -o - | FileCheck %s -check-prefix=FINITE
// RUN: %clang_cc1 %s -emit-llvm -cl-unsafe-math-optimizations -o - | FileCheck %s -check-prefix=UNSAFE
// RUN: %clang_cc1 %s -emit-llvm -cl-no-signed-zeros -o - | FileCheck %s -check-prefix=NOSZ
typedef __attribute__(( ext_vector_type(4) )) float float4;
@ -13,7 +12,6 @@ float spscalardiv(float a, float b) {
// FAST: fdiv fast float
// FINITE: fdiv nnan ninf float
// UNSAFE: fdiv nnan float
// NOSZ: fdiv nsz float
return a / b;
}
// CHECK: attributes