diff options
| author | Samuel Pitoiset <[email protected]> | 2018-03-02 15:01:30 +0100 |
|---|---|---|
| committer | Samuel Pitoiset <[email protected]> | 2018-03-05 11:04:30 +0100 |
| commit | 459e33900ff7f569ecfe12bf876d2a3e77cb6747 (patch) | |
| tree | 35531b64ee99ecbb90756c7f0c7bfb6cef9662b2 /src/amd/common/ac_llvm_build.c | |
| parent | fe0647df5a70a4954d9399f0860a12ff691a88ee (diff) | |
ac: add ac_build_fract()
Signed-off-by: Samuel Pitoiset <[email protected]>
Reviewed-by: Timothy Arceri <[email protected]>
Diffstat (limited to 'src/amd/common/ac_llvm_build.c')
| -rw-r--r-- | src/amd/common/ac_llvm_build.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c index 15144addb9b..1a245bd8e68 100644 --- a/src/amd/common/ac_llvm_build.c +++ b/src/amd/common/ac_llvm_build.c @@ -1686,6 +1686,28 @@ void ac_build_waitcnt(struct ac_llvm_context *ctx, unsigned simm16) ctx->voidt, args, 1, 0); } +LLVMValueRef ac_build_fract(struct ac_llvm_context *ctx, LLVMValueRef src0, + unsigned bitsize) +{ + LLVMTypeRef type; + char *intr; + + if (bitsize == 32) { + intr = "llvm.floor.f32"; + type = ctx->f32; + } else { + intr = "llvm.floor.f64"; + type = ctx->f64; + } + + LLVMValueRef params[] = { + src0, + }; + LLVMValueRef floor = ac_build_intrinsic(ctx, intr, type, params, 1, + AC_FUNC_ATTR_READNONE); + return LLVMBuildFSub(ctx->builder, src0, floor, ""); +} + void ac_get_image_intr_name(const char *base_name, LLVMTypeRef data_type, LLVMTypeRef coords_type, |