[Mesa-dev] [RFC 6/9] nv50/ir: add precise field to Instruction

Karol Herbst karolherbst at gmail.com
Sun Jun 11 18:42:36 UTC 2017


Signed-off-by: Karol Herbst <karolherbst at gmail.com>
---
 src/gallium/drivers/nouveau/codegen/nv50_ir.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir.h b/src/gallium/drivers/nouveau/codegen/nv50_ir.h
index 5c09fed05c..6835c4fa8c 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir.h
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir.h
@@ -884,6 +884,7 @@ public:
    unsigned perPatch   : 1;
    unsigned exit       : 1; // terminate program after insn
    unsigned mask       : 4; // for vector ops
+   unsigned precise    : 1; // prevent algebraic optimisations like mul+add to mad
 
    int8_t postFactor; // MUL/DIV(if < 0) by 1 << postFactor
 
-- 
2.13.1



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