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target/ppc: Use vector variable shifts for VSL, VSR, VSRA

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The gvec expanders take care of masking the shift amount
against the element width.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20190518191430.21686-2-richard.henderson@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Richard Henderson 2019-05-18 12:14:29 -07:00 committed by David Gibson
parent 64d4a53431
commit 571fbe6ccd
3 changed files with 12 additions and 61 deletions
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12
target/ppc/helper.h
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@ -180,18 +180,6 @@ DEF_HELPER_3(vmuloub, void, avr, avr, avr)
DEF_HELPER_3(vmulouh, void, avr, avr, avr)
DEF_HELPER_3(vmulouw, void, avr, avr, avr)
DEF_HELPER_3(vmuluwm, void, avr, avr, avr)
DEF_HELPER_3(vsrab, void, avr, avr, avr)
DEF_HELPER_3(vsrah, void, avr, avr, avr)
DEF_HELPER_3(vsraw, void, avr, avr, avr)
DEF_HELPER_3(vsrad, void, avr, avr, avr)
DEF_HELPER_3(vsrb, void, avr, avr, avr)
DEF_HELPER_3(vsrh, void, avr, avr, avr)
DEF_HELPER_3(vsrw, void, avr, avr, avr)
DEF_HELPER_3(vsrd, void, avr, avr, avr)
DEF_HELPER_3(vslb, void, avr, avr, avr)
DEF_HELPER_3(vslh, void, avr, avr, avr)
DEF_HELPER_3(vslw, void, avr, avr, avr)
DEF_HELPER_3(vsld, void, avr, avr, avr)
DEF_HELPER_3(vslo, void, avr, avr, avr)
DEF_HELPER_3(vsro, void, avr, avr, avr)
DEF_HELPER_3(vsrv, void, avr, avr, avr)

37
target/ppc/int_helper.c
View File

@ -1791,23 +1791,6 @@ VSHIFT(l, 1)
VSHIFT(r, 0)
#undef VSHIFT
#define VSL(suffix, element, mask) \
void helper_vsl##suffix(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
int i; \
\
for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
unsigned int shift = b->element[i] & mask; \
\
r->element[i] = a->element[i] << shift; \
} \
}
VSL(b, u8, 0x7)
VSL(h, u16, 0x0F)
VSL(w, u32, 0x1F)
VSL(d, u64, 0x3F)
#undef VSL
void helper_vslv(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
{
int i;
@ -1980,26 +1963,6 @@ VNEG(vnegw, s32)
VNEG(vnegd, s64)
#undef VNEG
#define VSR(suffix, element, mask) \
void helper_vsr##suffix(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \
{ \
int i; \
\
for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
unsigned int shift = b->element[i] & mask; \
r->element[i] = a->element[i] >> shift; \
} \
}
VSR(ab, s8, 0x7)
VSR(ah, s16, 0xF)
VSR(aw, s32, 0x1F)
VSR(ad, s64, 0x3F)
VSR(b, u8, 0x7)
VSR(h, u16, 0xF)
VSR(w, u32, 0x1F)
VSR(d, u64, 0x3F)
#undef VSR
void helper_vsro(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b)
{
int sh = (b->VsrB(0xf) >> 3) & 0xf;

24
target/ppc/translate/vmx-impl.inc.c
View File

@ -530,21 +530,21 @@ GEN_VXFORM(vmuleuw, 4, 10);
GEN_VXFORM(vmulesb, 4, 12);
GEN_VXFORM(vmulesh, 4, 13);
GEN_VXFORM(vmulesw, 4, 14);
GEN_VXFORM(vslb, 2, 4);
GEN_VXFORM(vslh, 2, 5);
GEN_VXFORM(vslw, 2, 6);
GEN_VXFORM_V(vslb, MO_8, tcg_gen_gvec_shlv, 2, 4);
GEN_VXFORM_V(vslh, MO_16, tcg_gen_gvec_shlv, 2, 5);
GEN_VXFORM_V(vslw, MO_32, tcg_gen_gvec_shlv, 2, 6);
GEN_VXFORM(vrlwnm, 2, 6);
GEN_VXFORM_DUAL(vslw, PPC_ALTIVEC, PPC_NONE, \
vrlwnm, PPC_NONE, PPC2_ISA300)
GEN_VXFORM(vsld, 2, 23);
GEN_VXFORM(vsrb, 2, 8);
GEN_VXFORM(vsrh, 2, 9);
GEN_VXFORM(vsrw, 2, 10);
GEN_VXFORM(vsrd, 2, 27);
GEN_VXFORM(vsrab, 2, 12);
GEN_VXFORM(vsrah, 2, 13);
GEN_VXFORM(vsraw, 2, 14);
GEN_VXFORM(vsrad, 2, 15);
GEN_VXFORM_V(vsld, MO_64, tcg_gen_gvec_shlv, 2, 23);
GEN_VXFORM_V(vsrb, MO_8, tcg_gen_gvec_shrv, 2, 8);
GEN_VXFORM_V(vsrh, MO_16, tcg_gen_gvec_shrv, 2, 9);
GEN_VXFORM_V(vsrw, MO_32, tcg_gen_gvec_shrv, 2, 10);
GEN_VXFORM_V(vsrd, MO_64, tcg_gen_gvec_shrv, 2, 27);
GEN_VXFORM_V(vsrab, MO_8, tcg_gen_gvec_sarv, 2, 12);
GEN_VXFORM_V(vsrah, MO_16, tcg_gen_gvec_sarv, 2, 13);
GEN_VXFORM_V(vsraw, MO_32, tcg_gen_gvec_sarv, 2, 14);
GEN_VXFORM_V(vsrad, MO_64, tcg_gen_gvec_sarv, 2, 15);
GEN_VXFORM(vsrv, 2, 28);
GEN_VXFORM(vslv, 2, 29);
GEN_VXFORM(vslo, 6, 16);