nir: improvements to native_integers removal

Improvements related to the patch that removed native_integers:
 * In glsl_to_nir, special cases for i2f,u2f,etc are no longer needed
 * In prog_to_nir, use sge/slt and let lower_scmp lower it if needed

Signed-off-by: Jonathan Marek <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>

1 files changed, 2 insertions, 8 deletions

diff --git a/src/mesa/program/prog_to_nir.c b/src/mesa/program/prog_to_nir.c
index 269724e13b4..a5ac37af908 100644
--- a/src/mesa/program/prog_to_nir.c
+++ b/src/mesa/program/prog_to_nir.c
@@ -388,22 +388,16 @@ ptn_scs(nir_builder *b, nir_alu_dest dest, nir_ssa_def **src)
    ptn_move_dest_masked(b, dest, nir_imm_float(b, 1.0), WRITEMASK_W);
 }
 
-/**
- * Emit SLT.  For platforms with integers, prefer b2f(flt(...)).
- */
 static void
 ptn_slt(nir_builder *b, nir_alu_dest dest, nir_ssa_def **src)
 {
-   ptn_move_dest(b, dest, nir_b2f32(b, nir_flt(b, src[0], src[1])));
+   ptn_move_dest(b, dest, nir_slt(b, src[0], src[1]));
 }
 
-/**
- * Emit SGE.  For platforms with integers, prefer b2f(fge(...)).
- */
 static void
 ptn_sge(nir_builder *b, nir_alu_dest dest, nir_ssa_def **src)
 {
-   ptn_move_dest(b, dest, nir_b2f32(b, nir_fge(b, src[0], src[1])));
+   ptn_move_dest(b, dest, nir_sge(b, src[0], src[1]));
 }
 
 static void