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authorEric Anholt <[email protected]>2010-08-05 15:22:05 -0700
committerEric Anholt <[email protected]>2010-08-05 15:34:00 -0700
commitbc4034b243975089c06c4415d4e26edaaaec7a46 (patch)
treec6a3ae69c5b02f86bcd1bbc224f65eace4c49821 /src/glsl/ir.h
parent8048226b7b1bbe8fd89f9c32fa4fadca4b8760c4 (diff)
glsl2: Add a pass to convert exp and log to exp2 and log2.
Fixes ir_to_mesa handling of unop_log, which used the weird ARB_vp LOG opcode that doesn't do what we want. This also lets the multiplication coefficients in there get constant-folded, possibly. Fixes: glsl-fs-log
Diffstat (limited to 'src/glsl/ir.h')
-rw-r--r--src/glsl/ir.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index ef8339ce199..5dc3c6b9186 100644
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -593,8 +593,8 @@ enum ir_expression_operation {
ir_unop_rcp,
ir_unop_rsq,
ir_unop_sqrt,
- ir_unop_exp,
- ir_unop_log,
+ ir_unop_exp, /**< Log base e on gentype */
+ ir_unop_log, /**< Natural log on gentype */
ir_unop_exp2,
ir_unop_log2,
ir_unop_f2i, /**< Float-to-integer conversion. */