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tcg/ppc: Update vector support for v2.07 VSX 

These new instructions are conditional only on MSR.VSX and
are thus part of the VSX instruction set, and not Altivec.
This includes double-word loads and stores.

Tested-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Aleksandar Markovic <amarkovic@wavecomp.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2019-09-30 03:50:41 +00:00
parent 64ff1c6d21
commit b2dda6400c
1 changed files with 11 additions and 0 deletions
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11
tcg/ppc/tcg-target.inc.c
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@ -470,10 +470,12 @@ static int tcg_target_const_match(tcg_target_long val, TCGType type,
#define LVEWX XO31(71)
#define LXSDX (XO31(588) | 1) /* v2.06, force tx=1 */
#define LXVDSX (XO31(332) | 1) /* v2.06, force tx=1 */
#define LXSIWZX (XO31(12) | 1) /* v2.07, force tx=1 */
#define STVX XO31(231)
#define STVEWX XO31(199)
#define STXSDX (XO31(716) | 1) /* v2.06, force sx=1 */
#define STXSIWX (XO31(140) | 1) /* v2.07, force sx=1 */
#define VADDSBS VX4(768)
#define VADDUBS VX4(512)
@ -1156,6 +1158,10 @@ static void tcg_out_ld(TCGContext *s, TCGType type, TCGReg ret,
tcg_out_mem_long(s, LWZ, LWZX, ret, base, offset);
break;
}
if (have_isa_2_07 && have_vsx) {
tcg_out_mem_long(s, 0, LXSIWZX, ret, base, offset);
break;
}
tcg_debug_assert((offset & 3) == 0);
tcg_out_mem_long(s, 0, LVEWX, ret, base, offset);
shift = (offset - 4) & 0xc;
@ -1203,6 +1209,11 @@ static void tcg_out_st(TCGContext *s, TCGType type, TCGReg arg,
tcg_out_mem_long(s, STW, STWX, arg, base, offset);
break;
}
if (have_isa_2_07 && have_vsx) {
tcg_out_mem_long(s, 0, STXSIWX, arg, base, offset);
break;
}
assert((offset & 3) == 0);
tcg_debug_assert((offset & 3) == 0);
shift = (offset - 4) & 0xc;
if (shift) {