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shader: reject rejoining early-exit routes

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nmzik
2026-08-19 20:46:31 +02:00
parent 2bd9f4124f
commit 7f66a61801
2 changed files with 16 additions and 6 deletions
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tests/shaderCfgTests.cpp
+14 -5
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@@ -7686,14 +7686,23 @@ void TestNewShaderRecompilerCfgExecSccSharedArm() {
void TestNewShaderRecompilerCfgNestedTailEarlyExit() {
const uint32_t shader[] = {
EncodeSopc(0x06, 0, 0), // outer condition
EncodeSopc(0x06, 0, 0), // preceding outer condition
EncodeSopp(0x04, 6), // preceding outer -> shared tail or inner
EncodeSopc(0x06, 1, 1), // preceding inner condition
EncodeSopp(0x04, 2), // preceding inner -> body or arm
EncodeSMovB32(2, 129), // preceding arm
EncodeSopp(0x02, 0), // preceding arm -> body
EncodeSMovB32(3, 129), // preceding body
EncodeSopp(0x02, 0), // preceding body -> shared tail
EncodeSMovB32(4, 129), // preceding shared tail
EncodeSopc(0x06, 5, 5), // outer condition
EncodeSopp(0x04, 4), // outer -> right arm or inner condition
EncodeSopc(0x06, 1, 1), // inner early-exit condition
EncodeSopc(0x06, 6, 6), // inner early-exit condition
EncodeSopp(0x04, 4), // inner -> exit or left arm
EncodeSMovB32(2, 129), // left arm
EncodeSMovB32(7, 129), // left arm
EncodeSopp(0x02, 1), // left arm -> common tail
EncodeSMovB32(3, 129), // right arm
EncodeSMovB32(4, 129), // common tail
EncodeSMovB32(8, 129), // right arm
EncodeSMovB32(9, 129), // common tail
0xbf810000u,
};