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4 commits

Author SHA1 Message Date
Kenneth Graunke
ed92b91212 glsl: Fix DIV_TO_MUL_RCP lowering for uint result types. 
f2i results in an int/ivec; we need i2u to get a uint/uvec.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Eric Anholt <eric@anholt.net>
 2011-06-29 16:07:13 -07:00
Ian Romanick
c4285be9a5 glsl: Lower ir_binop_pow to a sequence of EXP2 and LOG2 2010-12-01 12:01:13 -08:00
Ian Romanick
da61afa738 glsl: Use M_LOG2E constant instead of calling log2 2010-12-01 12:01:12 -08:00
Kenneth Graunke
63684a9ae7 glsl: Combine many instruction lowering passes into one. 
This should save on the overhead of tree-walking and provide a
convenient place to add more instruction lowering in the future.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
 2010-11-19 15:56:28 -08:00