Commit 29c15932 by Jeff Law

mips.c (mips_expand_builtin_insn): Swap the 1st and 3rd operands of the fmadd/fmsub/maddv builtin.

	* config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
	and 3rd operands of the fmadd/fmsub/maddv builtin.

	* gcc.target/mips/msa-fmadd.c: New.

From-SVN: r271826
parent e7393c89
2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
Robert Suchanek <robert.suchanek@mips.com>
* config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
and 3rd operands of the fmadd/fmsub/maddv builtin.
2019-05-31 Jakub Jelinek <jakub@redhat.com>
* tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
......
......@@ -16867,6 +16867,19 @@ mips_expand_builtin_insn (enum insn_code icode, unsigned int nops,
std::swap (ops[1], ops[2]);
break;
case CODE_FOR_msa_maddv_b:
case CODE_FOR_msa_maddv_h:
case CODE_FOR_msa_maddv_w:
case CODE_FOR_msa_maddv_d:
case CODE_FOR_msa_fmadd_w:
case CODE_FOR_msa_fmadd_d:
case CODE_FOR_msa_fmsub_w:
case CODE_FOR_msa_fmsub_d:
/* fma(a, b, c) results into (a * b + c), however builtin_msa_fmadd expects
it to be (a + b * c). Swap the 1st and 3rd operands. */
std::swap (ops[1], ops[3]);
break;
case CODE_FOR_msa_slli_b:
case CODE_FOR_msa_slli_h:
case CODE_FOR_msa_slli_w:
......
2019-05-31 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
* gcc.target/mips/msa-fmadd.c: New.
2019-05-31 Jakub Jelinek <jakub@redhat.com>
* c-c++-common/gomp/lastprivate-conditional-2.c (foo): Don't expect
......
/* { dg-do compile } */
/* { dg-options "-mfp64 -mhard-float -mmsa -EL -flax-vector-conversions" } */
/* { dg-skip-if "uses global registers" { *-*-* } { "-O0" } { "" } } */
typedef int v4i32 __attribute__ ((vector_size(16)));
typedef float v4f32 __attribute__ ((vector_size(16)));
typedef double v2f64 __attribute__ ((vector_size(16)));
/* Test that MSA FMADD-like intrinsics do not use first operand for multiplication. */
register v4i32 a __asm__("$f20");
register v4i32 b __asm__("$f22");
register v4f32 c __asm__("$f24");
register v4f32 d __asm__("$f26");
register v2f64 e __asm__("$f28");
register v2f64 f __asm__("$f30");
void
maddv_b_msa (void)
{
a = __builtin_msa_maddv_b (a, b, b);
}
/* { dg-final { scan-assembler "maddv\\\.b\t\\\$w20,\\\$w22,\\\$w22" } } */
void
maddv_h_msa (void)
{
a = __builtin_msa_maddv_h (a, b, b);
}
/* { dg-final { scan-assembler "maddv\\\.h\t\\\$w20,\\\$w22,\\\$w22" } } */
void
maddv_w_msa (void)
{
a = __builtin_msa_maddv_w (a, b, b);
}
/* { dg-final { scan-assembler "maddv\\\.w\t\\\$w20,\\\$w22,\\\$w22" } } */
void
maddv_d_msa (void)
{
a = __builtin_msa_maddv_d (a, b, b);
}
/* { dg-final { scan-assembler "maddv\\\.d\t\\\$w20,\\\$w22,\\\$w22" } } */
void
msubv_b_msa (void)
{
a = __builtin_msa_msubv_b (a, b, b);
}
/* { dg-final { scan-assembler "msubv\\\.b\t\\\$w20,\\\$w22,\\\$w22" } } */
void
msubv_h_msa (void)
{
a = __builtin_msa_msubv_h (a, b, b);
}
/* { dg-final { scan-assembler "msubv\\\.h\t\\\$w20,\\\$w22,\\\$w22" } } */
void
msubv_w_msa (void)
{
a = __builtin_msa_msubv_w (a, b, b);
}
/* { dg-final { scan-assembler "msubv\\\.w\t\\\$w20,\\\$w22,\\\$w22" } } */
void
msubv_d_msa (void)
{
a = __builtin_msa_msubv_d (a, b, b);
}
/* { dg-final { scan-assembler "msubv\\\.d\t\\\$w20,\\\$w22,\\\$w22" } } */
void
fmadd_w_msa (void)
{
c = __builtin_msa_fmadd_w (c, d, d);
}
/* { dg-final { scan-assembler "fmadd\\\.w\t\\\$w24,\\\$w26,\\\$w26" } } */
void
fmadd_d_msa (void)
{
e = __builtin_msa_fmadd_d (e, f, f);
}
/* { dg-final { scan-assembler "fmadd\\\.d\t\\\$w28,\\\$w30,\\\$w30" } } */
void
fmsub_w_msa (void)
{
c = __builtin_msa_fmsub_w (c, d, d);
}
/* { dg-final { scan-assembler "fmsub\\\.w\t\\\$w24,\\\$w26,\\\$w26" } } */
void
fmsub_d_msa (void)
{
e = __builtin_msa_fmsub_d (e, f, f);
}
/* { dg-final { scan-assembler "fmsub\\\.d\t\\\$w28,\\\$w30,\\\$w30" } } */
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