[Mesa-dev] [PATCH 03/11] glsl: Don't explicitly store "__intrinsic_"

Ian Romanick idr at freedesktop.org
Wed Jul 6 00:46:11 UTC 2016


From: Ian Romanick <ian.d.romanick at intel.com>

Every valid intrinsic function name starts with "__intrinsic_".  Compare
and store the string once instead of 41 times.

   text	   data	    bss	    dec	    hex	filename
7529283	 273096	  28584	7830963	 777db3	/tmp/i965_dri-64bit-before.so
7529067	 273096	  28584	7830747	 777cdb	/tmp/i965_dri-64bit-after.so

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
---
 src/compiler/glsl/nir_intrinsic_map.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/compiler/glsl/nir_intrinsic_map.py b/src/compiler/glsl/nir_intrinsic_map.py
index ef13fa3..ebec3e5 100644
--- a/src/compiler/glsl/nir_intrinsic_map.py
+++ b/src/compiler/glsl/nir_intrinsic_map.py
@@ -72,8 +72,13 @@ namespace _glsl_to_nir {
 nir_intrinsic_op
 get_intrinsic_opcode(const char *name, const ir_dereference *return_deref)
 {
+   if (strncmp(name, "__intrinsic_", 12) == 0)
+      name += 12;
+   else
+      unreachable("Intrinsic name does not begin with '__intrinsic_'");
+
     % for (name, ops) in intrinsics:
-   if (strcmp(name, "${name}") == 0) {
+   if (strcmp(name, "${name[12:]}") == 0) {
         % if ops[1] is None:
       return ${ops[0]};
         % else:
-- 
2.5.5



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