libGL: OpenDriver: trying /home/anholt/src/mesa/lib/tls/i965_dri.so
libGL: OpenDriver: trying /home/anholt/src/mesa/lib/i965_dri.so
Mesa: Mesa 7.10-devel DEBUG build Oct 15 2010 12:25:50

GLSL IR for native fragment shader 3:
(
(declare (uniform ) sampler2D tex@0x83f02c0)
(declare (in ) vec4 texcoords@0x83f0168)
(declare (out ) vec4 gl_FragColor@0x83eff88)
(function main
  (signature void
    (parameters
    )
    (
      (assign (constant bool (1)) (xyzw) (var_ref gl_FragColor@0x83eff88)  (tex (var_ref tex@0x83f02c0)  (swiz xy (var_ref texcoords@0x83f0168) ) (0 0 0) 1 () )) 
    ))

)


)
Native code for fragment shader 3:
   compute pixel centers
add(8)          g6<1>UW         g1.4<2,4,0>UW   0x10101010V     { align1 };
add(8)          g7<1>UW         g1.5<2,4,0>UW   0x11001100V     { align1 };
   compute pixel deltas from v0
add(8)          g8<1>F          g6<8,8,1>UW     -g1<0,1,0>F     { align1 };
add(8)          g9<1>F          g7<8,8,1>UW     -g1.1<0,1,0>F   { align1 };
   compute pos.w and 1/pos.w
pln(8)          g10<1>F         g3.4<0,1,0>F    g8<8,8,1>F      { align1 };
send(8) 2       g11<1>F         g10<8,8,1>F
                math inv mlen 1 rlen 1                          { align1 };
   (declare (in ) vec4 texcoords@0x83f0168)
pln(8)          g12<1>F         g4<0,1,0>F      g8<8,8,1>F      { align1 };
pln(8)          g20<1>F         g4.4<0,1,0>F    g8<8,8,1>F      { align1 };
pln(8)          g21<1>F         g5<0,1,0>F      g8<8,8,1>F      { align1 };
pln(8)          g22<1>F         g5.4<0,1,0>F    g8<8,8,1>F      { align1 };
mul(8)          g12<1>F         g12<8,8,1>F     g11<8,8,1>F     { align1 };
mul(8)          g20<1>F         g20<8,8,1>F     g11<8,8,1>F     { align1 };
mul(8)          g21<1>F         g21<8,8,1>F     g11<8,8,1>F     { align1 };
mul(8)          g22<1>F         g22<8,8,1>F     g11<8,8,1>F     { align1 };
   (assign (constant bool (1)) (xyzw) (var_ref gl_FragColor@0x83eff88)  (tex (var_ref tex@0x83f02c0)  (swiz xy (var_ref texcoords@0x83f0168) ) (0 0 0) 1 () )) 
mov(8)          m2<1>F          g12<8,8,1>F                     { align1 };
mov(8)          m3<1>F          g20<8,8,1>F                     { align1 };
send(8) 1       g15<1>UW        g0<8,8,1>UW
                sampler (9, 0, 0, 1) mlen 3 rlen 4              { align1 };
   FB write target 0
mov(8)          m2<1>F          g15<8,8,1>F                     { align1 };
mov(8)          m3<1>F          g16<8,8,1>F                     { align1 };
mov(8)          m4<1>F          g17<8,8,1>F                     { align1 };
mov(8)          m5<1>F          g18<8,8,1>F                     { align1 };
mov(8)          m1<1>F          g1<8,8,1>F                      { align1 nomask };
send(8) 0       null            g0<8,8,1>UW
                write (0, 12, 4, 0) mlen 6 rlen 0               { align1 EOT };