diff options
Diffstat (limited to 'src/amd/common/ac_llvm_build.c')
| -rw-r--r-- | src/amd/common/ac_llvm_build.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/amd/common/ac_llvm_build.c b/src/amd/common/ac_llvm_build.c index 187c2cb05e2..42965b6a544 100644 --- a/src/amd/common/ac_llvm_build.c +++ b/src/amd/common/ac_llvm_build.c @@ -1080,3 +1080,21 @@ LLVMValueRef ac_emit_image_opcode(struct ac_llvm_context *ctx, AC_FUNC_ATTR_READNONE | AC_FUNC_ATTR_LEGACY); } + +LLVMValueRef ac_emit_cvt_pkrtz_f16(struct ac_llvm_context *ctx, + LLVMValueRef args[2]) +{ + if (HAVE_LLVM >= 0x0500) { + LLVMTypeRef v2f16 = + LLVMVectorType(LLVMHalfTypeInContext(ctx->context), 2); + LLVMValueRef res = + ac_emit_llvm_intrinsic(ctx, "llvm.amdgcn.cvt.pkrtz", + v2f16, args, 2, + AC_FUNC_ATTR_READNONE); + return LLVMBuildBitCast(ctx->builder, res, ctx->i32, ""); + } + + return ac_emit_llvm_intrinsic(ctx, "llvm.SI.packf16", ctx->i32, args, 2, + AC_FUNC_ATTR_READNONE | + AC_FUNC_ATTR_LEGACY); +} |