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-rw-r--r--src/mesa/drivers/dri/i965/brw_vs_emit.c18
1 files changed, 17 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vs_emit.c b/src/mesa/drivers/dri/i965/brw_vs_emit.c
index 09887dae95d..326bb1e562f 100644
--- a/src/mesa/drivers/dri/i965/brw_vs_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_vs_emit.c
@@ -658,6 +658,22 @@ static void emit_min( struct brw_compile *p,
}
}
+static void emit_arl(struct brw_compile *p,
+ struct brw_reg dst,
+ struct brw_reg src)
+{
+ struct intel_context *intel = &p->brw->intel;
+
+ if (intel->gen >= 6) {
+ struct brw_reg dst_f = retype(dst, BRW_REGISTER_TYPE_F);
+
+ brw_RNDD(p, dst_f, src);
+ brw_MOV(p, dst, dst_f);
+ } else {
+ brw_RNDD(p, dst, src);
+ }
+}
+
static void emit_math1_gen4(struct brw_vs_compile *c,
GLuint function,
struct brw_reg dst,
@@ -1963,7 +1979,7 @@ void brw_vs_emit(struct brw_vs_compile *c )
emit_math1(c, BRW_MATH_FUNCTION_EXP, dst, args[0], BRW_MATH_PRECISION_FULL);
break;
case OPCODE_ARL:
- brw_RNDD(p, dst, args[0]);
+ emit_arl(p, dst, args[0]);
break;
case OPCODE_FLR:
brw_RNDD(p, dst, args[0]);