diff options
Diffstat (limited to 'src/amd/common/ac_llvm_build.c')
-rw-r--r-- | src/amd/common/ac_llvm_build.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c index a569a7c30f1..34085bb7e53 100644 --- a/src/amd/common/ac_llvm_build.c +++ b/src/amd/common/ac_llvm_build.c @@ -1121,3 +1121,29 @@ void ac_emit_kill(struct ac_llvm_context *ctx, LLVMValueRef value) NULL, 0, AC_FUNC_ATTR_LEGACY); } } + +LLVMValueRef ac_emit_bfe(struct ac_llvm_context *ctx, LLVMValueRef input, + LLVMValueRef offset, LLVMValueRef width, + bool is_signed) +{ + LLVMValueRef args[] = { + input, + offset, + width, + }; + + if (HAVE_LLVM >= 0x0500) { + return ac_emit_llvm_intrinsic(ctx, + is_signed ? "llvm.amdgcn.sbfe.i32" : + "llvm.amdgcn.ubfe.i32", + ctx->i32, args, 3, + AC_FUNC_ATTR_READNONE); + } + + return ac_emit_llvm_intrinsic(ctx, + is_signed ? "llvm.AMDGPU.bfe.i32" : + "llvm.AMDGPU.bfe.u32", + ctx->i32, args, 3, + AC_FUNC_ATTR_READNONE | + AC_FUNC_ATTR_LEGACY); +} |