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shader_decode: Improve zero flag implementation

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This commit is contained in:
ReinUsesLisp 2018-12-27 16:50:36 -03:00
parent d911740e5d
commit 2d6c064e66
15 changed files with 79 additions and 75 deletions
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3
src/video_core/shader/decode/ffma.cpp
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@ -21,8 +21,6 @@ u32 ShaderIR::DecodeFfma(BasicBlock& bb, u32 pc) {
instr.ffma.tab5980_0.Value()); // Seems to be 1 by default based on SMO
UNIMPLEMENTED_IF_MSG(instr.ffma.tab5980_1 != 0, "FFMA tab5980_1({}) not implemented",
instr.ffma.tab5980_1.Value());
UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in FFMA is not implemented");
const Node op_a = GetRegister(instr.gpr8);
@ -52,6 +50,7 @@ u32 ShaderIR::DecodeFfma(BasicBlock& bb, u32 pc) {
Node value = Operation(OperationCode::FFma, PRECISE, op_a, op_b, op_c);
value = GetSaturatedFloat(value, instr.alu.saturate_d);
SetInternalFlagsFromFloat(bb, value, instr.generates_cc);
SetRegister(bb, instr.gpr0, value);
return pc;