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nir: Delete all traces of nir_op_flog 

Nothing produces it, and nothing can consume it.

Signed-off-by: Ian Romanick <ian.d.romanick@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Acked-by: Jason Ekstrand <jason.ekstrand@intel.com>
This commit is contained in:
Ian Romanick 2015-05-06 17:04:15 -07:00
parent ad51f9b421
commit 3bdbc1e436
3 changed files with 0 additions and 10 deletions
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1
src/glsl/nir/nir_opcodes.py
View File

@ -153,7 +153,6 @@ unop("fsat", tfloat, "(src0 > 1.0f) ? 1.0f : ((src0 <= 0.0f) ? 0.0f : src0)")
unop("frcp", tfloat, "1.0f / src0")
unop("frsq", tfloat, "1.0f / sqrtf(src0)")
unop("fsqrt", tfloat, "sqrtf(src0)")
unop("flog", tfloat, "logf(src0)") # log base e
unop("fexp2", tfloat, "exp2f(src0)")
unop("flog2", tfloat, "log2f(src0)")
unop_convert("f2i", tfloat, tint, "src0") # Float-to-integer conversion.

6
src/glsl/nir/nir_opt_algebraic.py
View File

@ -160,17 +160,11 @@ optimizations = [
(('frcp', ('fexp2', a)), ('fexp2', ('fneg', a))),
(('frsq', ('fexp2', a)), ('fexp2', ('fmul', -0.5, a))),
(('flog2', ('fsqrt', a)), ('fmul', 0.5, ('flog2', a))),
(('flog', ('fsqrt', a)), ('fmul', 0.5, ('flog', a))),
(('flog2', ('frcp', a)), ('fneg', ('flog2', a))),
(('flog', ('frcp', a)), ('fneg', ('flog', a))),
(('flog2', ('frsq', a)), ('fmul', -0.5, ('flog2', a))),
(('flog', ('frsq', a)), ('fmul', -0.5, ('flog', a))),
(('flog2', ('fpow', a, b)), ('fmul', b, ('flog2', a))),
(('flog', ('fpow', a, b)), ('fmul', b, ('flog', a))),
(('fadd', ('flog2', a), ('flog2', b)), ('flog2', ('fmul', a, b))),
(('fadd', ('flog', a), ('flog', b)), ('flog', ('fmul', a, b))),
(('fadd', ('flog2', a), ('fneg', ('flog2', b))), ('flog2', ('fdiv', a, b))),
(('fadd', ('flog', a), ('fneg', ('flog', b))), ('flog', ('fdiv', a, b))),
(('fmul', ('fexp2', a), ('fexp2', b)), ('fexp2', ('fadd', a, b))),
# Division and reciprocal
(('fdiv', 1.0, a), ('frcp', a)),

3
src/mesa/drivers/dri/i965/brw_fs_nir.cpp
View File

@ -722,9 +722,6 @@ fs_visitor::nir_emit_alu(nir_alu_instr *instr)
inst->saturate = instr->dest.saturate;
break;
case nir_op_flog:
unreachable("not reached: should be handled by ir_explog_to_explog2");
case nir_op_fsin:
inst = emit_math(SHADER_OPCODE_SIN, result, op[0]);
inst->saturate = instr->dest.saturate;