diff options
author | Eric Anholt <eric@anholt.net> | 2010-07-26 17:47:59 -0700 |
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committer | Eric Anholt <eric@anholt.net> | 2010-07-26 17:53:27 -0700 |
commit | afe125e0a18ac3886c45c7e6b02b122fb2d327b5 (patch) | |
tree | 78621707e71154c0b388b0baacffc26432b7e992 /src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c | |
parent | d64343f1ae84979bd154475badf11af8a9bfc2eb (diff) | |
parent | 5403ca79b225605c79f49866a6497c97da53be3b (diff) |
Merge remote branch 'origin/master' into glsl2
This pulls in multiple i965 driver fixes which will help ensure better
testing coverage during development, and also gets past the conflicts
of the src/mesa/shader -> src/mesa/program move.
Conflicts:
src/mesa/Makefile
src/mesa/main/shaderapi.c
src/mesa/main/shaderobj.h
Diffstat (limited to 'src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c')
-rw-r--r-- | src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c index c922d3d9a4..3cc2897293 100644 --- a/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c +++ b/src/mesa/drivers/dri/r300/compiler/radeon_program_alu.c @@ -973,3 +973,32 @@ int radeonTransformDeriv(struct radeon_compiler* c, return 1; } + +/** + * IF Temp[0].x -\ + * KILP - > KIL -abs(Temp[0].x) + * ENDIF -/ + * + * This needs to be done in its own pass, because it modifies the instructions + * before and after KILP. + */ +void radeonTransformKILP(struct radeon_compiler * c) +{ + struct rc_instruction * inst; + for (inst = c->Program.Instructions.Next; + inst != &c->Program.Instructions; inst = inst->Next) { + + if (inst->U.I.Opcode != RC_OPCODE_KILP + || inst->Prev->U.I.Opcode != RC_OPCODE_IF + || inst->Next->U.I.Opcode != RC_OPCODE_ENDIF) { + continue; + } + inst->U.I.Opcode = RC_OPCODE_KIL; + inst->U.I.SrcReg[0] = negate(absolute(inst->Prev->U.I.SrcReg[0])); + + /* Remove IF */ + rc_remove_instruction(inst->Prev); + /* Remove ENDIF */ + rc_remove_instruction(inst->Next); + } +} |