gistfile1.txt

NIR (final form) for fragment shader:
shader: MESA_SHADER_FRAGMENT
name: GLSL7
inputs: 4
outputs: 4
uniforms: 0
shared: 0
decl_var shader_in INTERP_QUALIFIER_NONE vec4 VertexColor (VARYING_SLOT_VAR0, 0)
decl_var shader_out INTERP_QUALIFIER_NONE vec4 dp_FragColor (FRAG_RESULT_DATA0, 0)
decl_function main returning void

impl main {
        block block_0:
        /* preds: */
        vec1 32 ssa_0 = load_const (0x00000000 /* 0.000000 */)
        vec4 32 ssa_1 = intrinsic load_input (ssa_0) () (0) /* base=0 */        /* VertexColor */
        intrinsic store_output (ssa_1, ssa_0) () (0, 15) /* base=0 */ /* wrmask=xyzw */ /* dp_FragColor */
        /* succs: block_0 */
        block block_0:
}

Native code for unnamed fragment shader GLSL7
SIMD8 shader: 5 instructions. 0 loops. 24 cycles. 0:0 spills:fills. Promoted 0 constants. Compacted 80 to 48 bytes (40%)
   START B0
pln(8)          m1<1>F          g4<0,1,0>F      g2<8,8,1>F      { align1 1Q compacted };
pln(8)          m2<1>F          g4.4<0,1,0>F    g2<8,8,1>F      { align1 1Q compacted };
pln(8)          m3<1>F          g5<0,1,0>F      g2<8,8,1>F      { align1 1Q compacted };
pln(8)          m4<1>F          g5.4<0,1,0>F    g2<8,8,1>F      { align1 1Q compacted };
sendc(8)        null<1>UW       m1<8,8,1>F
                            render RT write SIMD8 LastRT Surface = 0 mlen 4 rlen 0 { align1 1Q EOT };
   END B0

Native code for unnamed fragment shader GLSL7
SIMD16 shader: 5 instructions. 0 loops. 34 cycles. 0:0 spills:fills. Promoted 0 constants. Compacted 80 to 48 bytes (40%)
   START B0
pln(16)         m1<1>F          g6<0,1,0>F      g2<8,8,1>F      { align1 1H compacted };
pln(16)         m3<1>F          g6.4<0,1,0>F    g2<8,8,1>F      { align1 1H compacted };
pln(16)         m5<1>F          g7<0,1,0>F      g2<8,8,1>F      { align1 1H compacted };
pln(16)         m7<1>F          g7.4<0,1,0>F    g2<8,8,1>F      { align1 1H compacted };
sendc(16)       null<1>UW       m1<8,8,1>F
                            render RT write SIMD16 LastRT Surface = 0 mlen 8 rlen 0 { align1 1H EOT };
   END B0