From 238730daefc761fdcd431533cc4e979b9515d424 Mon Sep 17 00:00:00 2001 From: Rhys Perry Date: Thu, 6 Dec 2018 14:36:56 +0000 Subject: [PATCH] ac/nir: implement half-float nir_op_ldexp Signed-off-by: Rhys Perry Reviewed-by: Samuel Pitoiset --- src/amd/common/ac_nir_to_llvm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/amd/common/ac_nir_to_llvm.c b/src/amd/common/ac_nir_to_llvm.c index a76687930d8..8fafe7639c6 100644 --- a/src/amd/common/ac_nir_to_llvm.c +++ b/src/amd/common/ac_nir_to_llvm.c @@ -829,8 +829,10 @@ static void visit_alu(struct ac_nir_context *ctx, const nir_alu_instr *instr) break; case nir_op_ldexp: src[0] = ac_to_float(&ctx->ac, src[0]); - if (ac_get_elem_bits(&ctx->ac, LLVMTypeOf(src[0])) == 32) + if (ac_get_elem_bits(&ctx->ac, def_type) == 32) result = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.ldexp.f32", ctx->ac.f32, src, 2, AC_FUNC_ATTR_READNONE); + else if (ac_get_elem_bits(&ctx->ac, def_type) == 16) + result = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.ldexp.f16", ctx->ac.f16, src, 2, AC_FUNC_ATTR_READNONE); else result = ac_build_intrinsic(&ctx->ac, "llvm.amdgcn.ldexp.f64", ctx->ac.f64, src, 2, AC_FUNC_ATTR_READNONE); break; -- 2.11.0