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-rw-r--r--src/mesa/drivers/dri/r600/r700_assembler.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/r600/r700_assembler.c b/src/mesa/drivers/dri/r600/r700_assembler.c
index c1e3377af6..660410f1ad 100644
--- a/src/mesa/drivers/dri/r600/r700_assembler.c
+++ b/src/mesa/drivers/dri/r600/r700_assembler.c
@@ -3041,7 +3041,42 @@ GLboolean assemble_CMP(r700_AssemblerBase *pAsm)
GLboolean assemble_COS(r700_AssemblerBase *pAsm)
{
- return assemble_math_function(pAsm, SQ_OP2_INST_COS);
+ int tmp;
+ //return assemble_math_function(pAsm, SQ_OP2_INST_COS);
+ checkop1(pAsm);
+
+ tmp = gethelpr(pAsm);
+
+ pAsm->D.dst.opcode = SQ_OP2_INST_MUL;
+ setaddrmode_PVSDST(&(pAsm->D.dst), ADDR_ABSOLUTE);
+ pAsm->D.dst.rtype = DST_REG_TEMPORARY;
+ pAsm->D.dst.reg = tmp;
+ pAsm->D.dst.writex = 1;
+
+ assemble_src(pAsm, 0, -1);
+
+ pAsm->S[1].src.rtype = SRC_REC_LITERAL;
+ setswizzle_PVSSRC(&(pAsm->S[1].src), SQ_SEL_X);
+ pAsm->D2.dst2.literal_slots = 1;
+ pAsm->C[0].f = 1/(3.1415926535 * 2);
+ pAsm->C[1].f = 0.0F;
+ next_ins(pAsm);
+
+ pAsm->D.dst.opcode = SQ_OP2_INST_COS;
+ pAsm->D.dst.math = 1;
+
+ assemble_dst(pAsm);
+
+ setaddrmode_PVSSRC(&(pAsm->S[0].src), ADDR_ABSOLUTE);
+ pAsm->S[0].src.rtype = SRC_REG_TEMPORARY;
+ pAsm->S[0].src.reg = tmp;
+ setswizzle_PVSSRC(&(pAsm->S[0].src), SQ_SEL_X);
+ noneg_PVSSRC(&(pAsm->S[0].src));
+
+ next_ins(pAsm);
+
+ return GL_TRUE;
+
}
GLboolean assemble_DOT(r700_AssemblerBase *pAsm)