[patch, fortran-dev] Use fixed variable sizes for stride calculations
Thomas Koenig
tkoenig@netcologne.de
Sat Mar 24 14:14:00 GMT 2012
Hello world,
this patch uses division by known sizes (which can usually be replaced
by a simple shift because intrinsics have sizes of power of two) instead
of division by the size extracted from the array descriptor itself.
This should save about 20 cycles for a single calculation.
I'll go through the rest of the library to identify other possibilities
for this.
Regression-tested, no new failures.
OK for the branch?
Thomas
2012-03-24 Thomas König <tkoenig@gcc.gnu.org>
* libgfortran.h (GFC_DESCRIPTOR_SIZE_TYPEKNOWN): New macro.
(GFC_DESCRIPTOR_STRIDE_TYPEKNOWN): New macro.
* m4/cshift0.m4: Use GFC_DESCRIPTOR_STRIDE_TYPEKNOWN.
* m4/in_pack.m4: Likewise.
* m4/pack.m4: Likewise.
* m4/spread.m4: Likewise.
* m4/transpose.m4: Likewise.
* m4/iforeach.m4: Likewise.
* m4/eoshift1.m4: Likewise.
* m4/eoshift3.m4: Likewise.
* m4/shape.m4: Likewise.
* m4/cshift1.m4: Likewise.
* m4/in_unpack.m4: Likewise.
* m4/matmull.m4: Likewise.
* m4/bessel.m4: Likewise.
* m4/unpack.m4: Likewise.
* m4/reshape.m4: Likewise.
* m4/ifunction_logical.m4: Likewise.
* m4/ifunction.m4: Likewise.
* m4/matmul.m4: Likewise.
* generated/all_l16.c: Regenerated.
* generated/all_l1.c: Regenerated.
* generated/all_l2.c: Regenerated.
* generated/all_l4.c: Regenerated.
* generated/all_l8.c: Regenerated.
* generated/any_l16.c: Regenerated.
* generated/any_l1.c: Regenerated.
* generated/any_l2.c: Regenerated.
* generated/any_l4.c: Regenerated.
* generated/any_l8.c: Regenerated.
* generated/bessel_r10.c: Regenerated.
* generated/bessel_r16.c: Regenerated.
* generated/bessel_r4.c: Regenerated.
* generated/bessel_r8.c: Regenerated.
* generated/count_16_l.c: Regenerated.
* generated/count_1_l.c: Regenerated.
* generated/count_2_l.c: Regenerated.
* generated/count_4_l.c: Regenerated.
* generated/count_8_l.c: Regenerated.
* generated/cshift0_c10.c: Regenerated.
* generated/cshift0_c16.c: Regenerated.
* generated/cshift0_c4.c: Regenerated.
* generated/cshift0_c8.c: Regenerated.
* generated/cshift0_i16.c: Regenerated.
* generated/cshift0_i1.c: Regenerated.
* generated/cshift0_i2.c: Regenerated.
* generated/cshift0_i4.c: Regenerated.
* generated/cshift0_i8.c: Regenerated.
* generated/cshift0_r10.c: Regenerated.
* generated/cshift0_r16.c: Regenerated.
* generated/cshift0_r4.c: Regenerated.
* generated/cshift0_r8.c: Regenerated.
* generated/cshift1_16.c: Regenerated.
* generated/cshift1_4.c: Regenerated.
* generated/cshift1_8.c: Regenerated.
* generated/eoshift1_16.c: Regenerated.
* generated/eoshift1_4.c: Regenerated.
* generated/eoshift1_8.c: Regenerated.
* generated/eoshift3_16.c: Regenerated.
* generated/eoshift3_4.c: Regenerated.
* generated/eoshift3_8.c: Regenerated.
* generated/iall_i16.c: Regenerated.
* generated/iall_i1.c: Regenerated.
* generated/iall_i2.c: Regenerated.
* generated/iall_i4.c: Regenerated.
* generated/iall_i8.c: Regenerated.
* generated/iany_i16.c: Regenerated.
* generated/iany_i1.c: Regenerated.
* generated/iany_i2.c: Regenerated.
* generated/iany_i4.c: Regenerated.
* generated/iany_i8.c: Regenerated.
* generated/in_pack_c10.c: Regenerated.
* generated/in_pack_c16.c: Regenerated.
* generated/in_pack_c4.c: Regenerated.
* generated/in_pack_c8.c: Regenerated.
* generated/in_pack_i16.c: Regenerated.
* generated/in_pack_i1.c: Regenerated.
* generated/in_pack_i2.c: Regenerated.
* generated/in_pack_i4.c: Regenerated.
* generated/in_pack_i8.c: Regenerated.
* generated/in_pack_r10.c: Regenerated.
* generated/in_pack_r16.c: Regenerated.
* generated/in_pack_r4.c: Regenerated.
* generated/in_pack_r8.c: Regenerated.
* generated/in_unpack_c10.c: Regenerated.
* generated/in_unpack_c16.c: Regenerated.
* generated/in_unpack_c4.c: Regenerated.
* generated/in_unpack_c8.c: Regenerated.
* generated/in_unpack_i16.c: Regenerated.
* generated/in_unpack_i1.c: Regenerated.
* generated/in_unpack_i2.c: Regenerated.
* generated/in_unpack_i4.c: Regenerated.
* generated/in_unpack_i8.c: Regenerated.
* generated/in_unpack_r10.c: Regenerated.
* generated/in_unpack_r16.c: Regenerated.
* generated/in_unpack_r4.c: Regenerated.
* generated/in_unpack_r8.c: Regenerated.
* generated/iparity_i16.c: Regenerated.
* generated/iparity_i1.c: Regenerated.
* generated/iparity_i2.c: Regenerated.
* generated/iparity_i4.c: Regenerated.
* generated/iparity_i8.c: Regenerated.
* generated/matmul_c10.c: Regenerated.
* generated/matmul_c16.c: Regenerated.
* generated/matmul_c4.c: Regenerated.
* generated/matmul_c8.c: Regenerated.
* generated/matmul_i16.c: Regenerated.
* generated/matmul_i1.c: Regenerated.
* generated/matmul_i2.c: Regenerated.
* generated/matmul_i4.c: Regenerated.
* generated/matmul_i8.c: Regenerated.
* generated/matmul_l16.c: Regenerated.
* generated/matmul_l4.c: Regenerated.
* generated/matmul_l8.c: Regenerated.
* generated/matmul_r10.c: Regenerated.
* generated/matmul_r16.c: Regenerated.
* generated/matmul_r4.c: Regenerated.
* generated/matmul_r8.c: Regenerated.
* generated/maxloc0_16_i16.c: Regenerated.
* generated/maxloc0_16_i1.c: Regenerated.
* generated/maxloc0_16_i2.c: Regenerated.
* generated/maxloc0_16_i4.c: Regenerated.
* generated/maxloc0_16_i8.c: Regenerated.
* generated/maxloc0_16_r10.c: Regenerated.
* generated/maxloc0_16_r16.c: Regenerated.
* generated/maxloc0_16_r4.c: Regenerated.
* generated/maxloc0_16_r8.c: Regenerated.
* generated/maxloc0_4_i16.c: Regenerated.
* generated/maxloc0_4_i1.c: Regenerated.
* generated/maxloc0_4_i2.c: Regenerated.
* generated/maxloc0_4_i4.c: Regenerated.
* generated/maxloc0_4_i8.c: Regenerated.
* generated/maxloc0_4_r10.c: Regenerated.
* generated/maxloc0_4_r16.c: Regenerated.
* generated/maxloc0_4_r4.c: Regenerated.
* generated/maxloc0_4_r8.c: Regenerated.
* generated/maxloc0_8_i16.c: Regenerated.
* generated/maxloc0_8_i1.c: Regenerated.
* generated/maxloc0_8_i2.c: Regenerated.
* generated/maxloc0_8_i4.c: Regenerated.
* generated/maxloc0_8_i8.c: Regenerated.
* generated/maxloc0_8_r10.c: Regenerated.
* generated/maxloc0_8_r16.c: Regenerated.
* generated/maxloc0_8_r4.c: Regenerated.
* generated/maxloc0_8_r8.c: Regenerated.
* generated/maxloc1_16_i16.c: Regenerated.
* generated/maxloc1_16_i1.c: Regenerated.
* generated/maxloc1_16_i2.c: Regenerated.
* generated/maxloc1_16_i4.c: Regenerated.
* generated/maxloc1_16_i8.c: Regenerated.
* generated/maxloc1_16_r10.c: Regenerated.
* generated/maxloc1_16_r16.c: Regenerated.
* generated/maxloc1_16_r4.c: Regenerated.
* generated/maxloc1_16_r8.c: Regenerated.
* generated/maxloc1_4_i16.c: Regenerated.
* generated/maxloc1_4_i1.c: Regenerated.
* generated/maxloc1_4_i2.c: Regenerated.
* generated/maxloc1_4_i4.c: Regenerated.
* generated/maxloc1_4_i8.c: Regenerated.
* generated/maxloc1_4_r10.c: Regenerated.
* generated/maxloc1_4_r16.c: Regenerated.
* generated/maxloc1_4_r4.c: Regenerated.
* generated/maxloc1_4_r8.c: Regenerated.
* generated/maxloc1_8_i16.c: Regenerated.
* generated/maxloc1_8_i1.c: Regenerated.
* generated/maxloc1_8_i2.c: Regenerated.
* generated/maxloc1_8_i4.c: Regenerated.
* generated/maxloc1_8_i8.c: Regenerated.
* generated/maxloc1_8_r10.c: Regenerated.
* generated/maxloc1_8_r16.c: Regenerated.
* generated/maxloc1_8_r4.c: Regenerated.
* generated/maxloc1_8_r8.c: Regenerated.
* generated/maxval_i16.c: Regenerated.
* generated/maxval_i1.c: Regenerated.
* generated/maxval_i2.c: Regenerated.
* generated/maxval_i4.c: Regenerated.
* generated/maxval_i8.c: Regenerated.
* generated/maxval_r10.c: Regenerated.
* generated/maxval_r16.c: Regenerated.
* generated/maxval_r4.c: Regenerated.
* generated/maxval_r8.c: Regenerated.
* generated/minloc0_16_i16.c: Regenerated.
* generated/minloc0_16_i1.c: Regenerated.
* generated/minloc0_16_i2.c: Regenerated.
* generated/minloc0_16_i4.c: Regenerated.
* generated/minloc0_16_i8.c: Regenerated.
* generated/minloc0_16_r10.c: Regenerated.
* generated/minloc0_16_r16.c: Regenerated.
* generated/minloc0_16_r4.c: Regenerated.
* generated/minloc0_16_r8.c: Regenerated.
* generated/minloc0_4_i16.c: Regenerated.
* generated/minloc0_4_i1.c: Regenerated.
* generated/minloc0_4_i2.c: Regenerated.
* generated/minloc0_4_i4.c: Regenerated.
* generated/minloc0_4_i8.c: Regenerated.
* generated/minloc0_4_r10.c: Regenerated.
* generated/minloc0_4_r16.c: Regenerated.
* generated/minloc0_4_r4.c: Regenerated.
* generated/minloc0_4_r8.c: Regenerated.
* generated/minloc0_8_i16.c: Regenerated.
* generated/minloc0_8_i1.c: Regenerated.
* generated/minloc0_8_i2.c: Regenerated.
* generated/minloc0_8_i4.c: Regenerated.
* generated/minloc0_8_i8.c: Regenerated.
* generated/minloc0_8_r10.c: Regenerated.
* generated/minloc0_8_r16.c: Regenerated.
* generated/minloc0_8_r4.c: Regenerated.
* generated/minloc0_8_r8.c: Regenerated.
* generated/minloc1_16_i16.c: Regenerated.
* generated/minloc1_16_i1.c: Regenerated.
* generated/minloc1_16_i2.c: Regenerated.
* generated/minloc1_16_i4.c: Regenerated.
* generated/minloc1_16_i8.c: Regenerated.
* generated/minloc1_16_r10.c: Regenerated.
* generated/minloc1_16_r16.c: Regenerated.
* generated/minloc1_16_r4.c: Regenerated.
* generated/minloc1_16_r8.c: Regenerated.
* generated/minloc1_4_i16.c: Regenerated.
* generated/minloc1_4_i1.c: Regenerated.
* generated/minloc1_4_i2.c: Regenerated.
* generated/minloc1_4_i4.c: Regenerated.
* generated/minloc1_4_i8.c: Regenerated.
* generated/minloc1_4_r10.c: Regenerated.
* generated/minloc1_4_r16.c: Regenerated.
* generated/minloc1_4_r4.c: Regenerated.
* generated/minloc1_4_r8.c: Regenerated.
* generated/minloc1_8_i16.c: Regenerated.
* generated/minloc1_8_i1.c: Regenerated.
* generated/minloc1_8_i2.c: Regenerated.
* generated/minloc1_8_i4.c: Regenerated.
* generated/minloc1_8_i8.c: Regenerated.
* generated/minloc1_8_r10.c: Regenerated.
* generated/minloc1_8_r16.c: Regenerated.
* generated/minloc1_8_r4.c: Regenerated.
* generated/minloc1_8_r8.c: Regenerated.
* generated/minval_i16.c: Regenerated.
* generated/minval_i1.c: Regenerated.
* generated/minval_i2.c: Regenerated.
* generated/minval_i4.c: Regenerated.
* generated/minval_i8.c: Regenerated.
* generated/minval_r10.c: Regenerated.
* generated/minval_r16.c: Regenerated.
* generated/minval_r4.c: Regenerated.
* generated/minval_r8.c: Regenerated.
* generated/norm2_r10.c: Regenerated.
* generated/norm2_r16.c: Regenerated.
* generated/norm2_r4.c: Regenerated.
* generated/norm2_r8.c: Regenerated.
* generated/pack_c10.c: Regenerated.
* generated/pack_c16.c: Regenerated.
* generated/pack_c4.c: Regenerated.
* generated/pack_c8.c: Regenerated.
* generated/pack_i16.c: Regenerated.
* generated/pack_i1.c: Regenerated.
* generated/pack_i2.c: Regenerated.
* generated/pack_i4.c: Regenerated.
* generated/pack_i8.c: Regenerated.
* generated/pack_r10.c: Regenerated.
* generated/pack_r16.c: Regenerated.
* generated/pack_r4.c: Regenerated.
* generated/pack_r8.c: Regenerated.
* generated/parity_l16.c: Regenerated.
* generated/parity_l1.c: Regenerated.
* generated/parity_l2.c: Regenerated.
* generated/parity_l4.c: Regenerated.
* generated/parity_l8.c: Regenerated.
* generated/product_c10.c: Regenerated.
* generated/product_c16.c: Regenerated.
* generated/product_c4.c: Regenerated.
* generated/product_c8.c: Regenerated.
* generated/product_i16.c: Regenerated.
* generated/product_i1.c: Regenerated.
* generated/product_i2.c: Regenerated.
* generated/product_i4.c: Regenerated.
* generated/product_i8.c: Regenerated.
* generated/product_r10.c: Regenerated.
* generated/product_r16.c: Regenerated.
* generated/product_r4.c: Regenerated.
* generated/product_r8.c: Regenerated.
* generated/reshape_c10.c: Regenerated.
* generated/reshape_c16.c: Regenerated.
* generated/reshape_c4.c: Regenerated.
* generated/reshape_c8.c: Regenerated.
* generated/reshape_i16.c: Regenerated.
* generated/reshape_i4.c: Regenerated.
* generated/reshape_i8.c: Regenerated.
* generated/reshape_r10.c: Regenerated.
* generated/reshape_r16.c: Regenerated.
* generated/reshape_r4.c: Regenerated.
* generated/reshape_r8.c: Regenerated.
* generated/shape_i16.c: Regenerated.
* generated/shape_i4.c: Regenerated.
* generated/shape_i8.c: Regenerated.
* generated/spread_c10.c: Regenerated.
* generated/spread_c16.c: Regenerated.
* generated/spread_c4.c: Regenerated.
* generated/spread_c8.c: Regenerated.
* generated/spread_i16.c: Regenerated.
* generated/spread_i1.c: Regenerated.
* generated/spread_i2.c: Regenerated.
* generated/spread_i4.c: Regenerated.
* generated/spread_i8.c: Regenerated.
* generated/spread_r10.c: Regenerated.
* generated/spread_r16.c: Regenerated.
* generated/spread_r4.c: Regenerated.
* generated/spread_r8.c: Regenerated.
* generated/sum_c10.c: Regenerated.
* generated/sum_c16.c: Regenerated.
* generated/sum_c4.c: Regenerated.
* generated/sum_c8.c: Regenerated.
* generated/sum_i16.c: Regenerated.
* generated/sum_i1.c: Regenerated.
* generated/sum_i2.c: Regenerated.
* generated/sum_i4.c: Regenerated.
* generated/sum_i8.c: Regenerated.
* generated/sum_r10.c: Regenerated.
* generated/sum_r16.c: Regenerated.
* generated/sum_r4.c: Regenerated.
* generated/sum_r8.c: Regenerated.
* generated/transpose_c10.c: Regenerated.
* generated/transpose_c16.c: Regenerated.
* generated/transpose_c4.c: Regenerated.
* generated/transpose_c8.c: Regenerated.
* generated/transpose_i16.c: Regenerated.
* generated/transpose_i4.c: Regenerated.
* generated/transpose_i8.c: Regenerated.
* generated/transpose_r10.c: Regenerated.
* generated/transpose_r16.c: Regenerated.
* generated/transpose_r4.c: Regenerated.
* generated/transpose_r8.c: Regenerated.
* generated/unpack_c10.c: Regenerated.
* generated/unpack_c16.c: Regenerated.
* generated/unpack_c4.c: Regenerated.
* generated/unpack_c8.c: Regenerated.
* generated/unpack_i16.c: Regenerated.
* generated/unpack_i1.c: Regenerated.
* generated/unpack_i2.c: Regenerated.
* generated/unpack_i4.c: Regenerated.
* generated/unpack_i8.c: Regenerated.
* generated/unpack_r10.c: Regenerated.
* generated/unpack_r16.c: Regenerated.
* generated/unpack_r4.c: Regenerated.
* generated/unpack_r8.c: Regenerated.
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