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ac/nir: implement nir_op_fsat

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With fmed3 if available, otherwise fallback to fmin/fmax.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6932>
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Samuel Pitoiset
2020-09-30 10:48:29 +02:00
committed by Marge Bot
parent 0747f21bb6
commit 31a0574b96
3 changed files with 52 additions and 0 deletions
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3
src/amd/llvm/ac_llvm_build.h
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@@ -455,6 +455,9 @@ LLVMValueRef ac_build_isign(struct ac_llvm_context *ctx, LLVMValueRef src0);
LLVMValueRef ac_build_fsign(struct ac_llvm_context *ctx, LLVMValueRef src);
LLVMValueRef ac_build_bit_count(struct ac_llvm_context *ctx, LLVMValueRef src0);
LLVMValueRef ac_build_fsat(struct ac_llvm_context *ctx, LLVMValueRef src,
LLVMTypeRef type);
LLVMValueRef ac_build_bitfield_reverse(struct ac_llvm_context *ctx, LLVMValueRef src0);
void ac_optimize_vs_outputs(struct ac_llvm_context *ac, LLVMValueRef main_fn,