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authormarha <marha@users.sourceforge.net>2014-02-07 23:28:38 +0100
committermarha <marha@users.sourceforge.net>2014-02-07 23:38:15 +0100
commit982ac918afe6a1c02d5cf735d7b6c56443a048cc (patch)
treee737eb3f7bb18d933e14f0967c1c1aa5ce5e06f6 /mesalib/src/glsl/ir_constant_expression.cpp
parent30af30b78075159fce477ae99cc72540133714d0 (diff)
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xkbcomp xkeyboard-config libxcb libxtrans fontconfig libX11 libxcb mesa xserver git update 7 Feb 2014
Update to openssl1.0.1f xserver commit 83e38eb73fd8c852513aac2da2975b4c01070ec2 libxcb commit d7eb0bdf3b5b11ee9f40ee5e73df8fc0bdfa59f3 xkeyboard-config commit 7596672b96315465df8d8d691e3a567a52f70743 libX11 commit aacf95dacc7c598e7297894580d4d655593813b2 xkbcomp commit 31b90ee4ffc774e0da540277907fc5540c0b012c libxtrans commit 3f0de269abe59353acbd7a5587d68ce0da91db67 fontconfig commit e310d2fac2d874d5aa76c609df70cc7b871c0b6d mesa commit dd2229d4c68ed78a50104637aef904f8ab6d7dd3
Diffstat (limited to 'mesalib/src/glsl/ir_constant_expression.cpp')
-rw-r--r--mesalib/src/glsl/ir_constant_expression.cpp17
1 files changed, 17 insertions, 0 deletions
diff --git a/mesalib/src/glsl/ir_constant_expression.cpp b/mesalib/src/glsl/ir_constant_expression.cpp
index f811fd138..7fa5a09d4 100644
--- a/mesalib/src/glsl/ir_constant_expression.cpp
+++ b/mesalib/src/glsl/ir_constant_expression.cpp
@@ -1397,6 +1397,23 @@ ir_expression::constant_expression_value(struct hash_table *variable_context)
break;
}
+ case ir_binop_bfm: {
+ int bits = op[0]->value.i[0];
+ int offset = op[1]->value.i[0];
+
+ for (unsigned c = 0; c < components; c++) {
+ if (bits == 0)
+ data.u[c] = op[0]->value.u[c];
+ else if (offset < 0 || bits < 0)
+ data.u[c] = 0; /* Undefined for bitfieldInsert, per spec. */
+ else if (offset + bits > 32)
+ data.u[c] = 0; /* Undefined for bitfieldInsert, per spec. */
+ else
+ data.u[c] = ((1 << bits) - 1) << offset;
+ }
+ break;
+ }
+
case ir_binop_ldexp:
for (unsigned c = 0; c < components; c++) {
data.f[c] = ldexp(op[0]->value.f[c], op[1]->value.i[c]);