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Improve GPU compatibility, RDNA2 kernels and startup diagnostics

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- Match render/compute adapters and gate RR models by GPU capabilities
- Add RDNA2 native texture kernels and fix FP16 rounding
- Harden model builds, cache validation and packaging
- Add startup tracing, timeouts, documentation and regression tests
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ayo committed 2026-10-19 11:36:40 -04:00
1 parent ca93d0fbf7
commit 2558fcbd39
32 files changed
+1131 -81
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kernels/native/output_tile.h
+3 -2
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@@ -24,8 +24,9 @@ RT void output_color_pack(f4 color, float exposure, uint32_t* a, uint32_t* b)
const float q = div_a(ln, 9.0f) + asf(0xBC4FAE29u);
weight = rcp_a(y) * q;
}
*a = pack16(ashu((h1)(y * weight)), ashu((h1)((exposure * co) * weight)));
*b = pack16(ashu((h1)((exposure * cg) * weight)), ashu((h1)color[3]));
// f2h_rn: rounded to f32 and then to f16, as ZLUDA's compile does (no v_fma_mixlo of the product)
*a = pack16(ashu(f2h_rn(y * weight)), ashu(f2h_rn((exposure * co) * weight)));
*b = pack16(ashu(f2h_rn((exposure * cg) * weight)), ashu(f2h_rn(color[3])));
}
RT int output_tile_coord(int relative, int lo, int hi)