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target-ppc: add vector compare not equal instructions

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The following vector compare not equal instructions are added from ISA 3.0.

vcmpneb - Vector Compare Not Equal Byte
vcmpneh - Vector Compare Not Equal Halfword
vcmpnew - Vector Compare Not Equal Word

Signed-off-by: Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Rajalakshmi Srinivasaraghavan 2016-09-28 11:15:17 +05:30 committed by David Gibson
parent 4aaefd93b9
commit 0fa5936434
4 changed files with 37 additions and 15 deletions
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6
target-ppc/helper.h
View File

@ -147,6 +147,9 @@ DEF_HELPER_4(vcmpequb, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpequh, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpequw, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpequd, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpneb, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpneh, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnew, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnezb, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnezh, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnezw, void, env, avr, avr, avr)
@ -166,6 +169,9 @@ DEF_HELPER_4(vcmpequb_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpequh_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpequw_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpequd_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpneb_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpneh_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnew_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnezb_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnezh_dot, void, env, avr, avr, avr)
DEF_HELPER_4(vcmpnezw_dot, void, env, avr, avr, avr)

31
target-ppc/int_helper.c
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@ -735,20 +735,24 @@ VCMP(gtsd, >, s64)
#undef VCMP_DO
#undef VCMP
#define VCMPNEZ_DO(suffix, element, etype, record) \
void helper_vcmpnez##suffix(CPUPPCState *env, ppc_avr_t *r, \
#define VCMPNE_DO(suffix, element, etype, cmpzero, record) \
void helper_vcmpne##suffix(CPUPPCState *env, ppc_avr_t *r, \
ppc_avr_t *a, ppc_avr_t *b) \
{ \
etype ones = (etype)-1; \
etype all = ones; \
etype none = 0; \
etype result, none = 0; \
int i; \
\
for (i = 0; i < ARRAY_SIZE(r->element); i++) { \
etype result = ((a->element[i] == 0) \
if (cmpzero) { \
result = ((a->element[i] == 0) \
|| (b->element[i] == 0) \
|| (a->element[i] != b->element[i]) ? \
ones : 0x0); \
} else { \
result = (a->element[i] != b->element[i]) ? ones : 0x0; \
} \
r->element[i] = result; \
all &= result; \
none |= result; \
@ -762,14 +766,17 @@ void helper_vcmpnez##suffix(CPUPPCState *env, ppc_avr_t *r, \
* suffix - instruction mnemonic suffix (b: byte, h: halfword, w: word)
* element - element type to access from vector
*/
#define VCMPNEZ(suffix, element, etype) \
VCMPNEZ_DO(suffix, element, etype, 0) \
VCMPNEZ_DO(suffix##_dot, element, etype, 1)
VCMPNEZ(b, u8, uint8_t)
VCMPNEZ(h, u16, uint16_t)
VCMPNEZ(w, u32, uint32_t)
#undef VCMPNEZ_DO
#undef VCMPNEZ
#define VCMPNE(suffix, element, etype, cmpzero) \
VCMPNE_DO(suffix, element, etype, cmpzero, 0) \
VCMPNE_DO(suffix##_dot, element, etype, cmpzero, 1)
VCMPNE(zb, u8, uint8_t, 1)
VCMPNE(zh, u16, uint16_t, 1)
VCMPNE(zw, u32, uint32_t, 1)
VCMPNE(b, u8, uint8_t, 0)
VCMPNE(h, u16, uint16_t, 0)
VCMPNE(w, u32, uint32_t, 0)
#undef VCMPNE_DO
#undef VCMPNE
#define VCMPFP_DO(suffix, compare, order, record) \
void helper_vcmp##suffix(CPUPPCState *env, ppc_avr_t *r, \

9
target-ppc/translate/vmx-impl.inc.c
View File

@ -510,7 +510,16 @@ GEN_VXRFORM(vcmpeqfp, 3, 3)
GEN_VXRFORM(vcmpgefp, 3, 7)
GEN_VXRFORM(vcmpgtfp, 3, 11)
GEN_VXRFORM(vcmpbfp, 3, 15)
GEN_VXRFORM(vcmpneb, 3, 0)
GEN_VXRFORM(vcmpneh, 3, 1)
GEN_VXRFORM(vcmpnew, 3, 2)
GEN_VXRFORM_DUAL(vcmpequb, PPC_NONE, PPC2_ALTIVEC_207, \
vcmpneb, PPC_NONE, PPC2_ISA300)
GEN_VXRFORM_DUAL(vcmpequh, PPC_NONE, PPC2_ALTIVEC_207, \
vcmpneh, PPC_NONE, PPC2_ISA300)
GEN_VXRFORM_DUAL(vcmpequw, PPC_NONE, PPC2_ALTIVEC_207, \
vcmpnew, PPC_NONE, PPC2_ISA300)
GEN_VXRFORM_DUAL(vcmpeqfp, PPC_ALTIVEC, PPC_NONE, \
vcmpequd, PPC_NONE, PPC2_ALTIVEC_207)
GEN_VXRFORM_DUAL(vcmpbfp, PPC_ALTIVEC, PPC_NONE, \

6
target-ppc/translate/vmx-ops.inc.c
View File

@ -181,9 +181,6 @@ GEN_HANDLER2_E(name, str, 0x4, opc2, opc3, 0x00000000, PPC_NONE, PPC2_ISA300),
GEN_VXRFORM1_300(name, name, #name, opc2, opc3) \
GEN_VXRFORM1_300(name##_dot, name##_, #name ".", opc2, (opc3 | (0x1 << 4)))
GEN_VXRFORM(vcmpequb, 3, 0)
GEN_VXRFORM(vcmpequh, 3, 1)
GEN_VXRFORM(vcmpequw, 3, 2)
GEN_VXRFORM_300(vcmpnezb, 3, 4)
GEN_VXRFORM_300(vcmpnezh, 3, 5)
GEN_VXRFORM_300(vcmpnezw, 3, 6)
@ -197,6 +194,9 @@ GEN_VXRFORM_DUAL(vcmpeqfp, vcmpequd, 3, 3, PPC_ALTIVEC, PPC_NONE)
GEN_VXRFORM(vcmpgefp, 3, 7)
GEN_VXRFORM_DUAL(vcmpgtfp, vcmpgtud, 3, 11, PPC_ALTIVEC, PPC_NONE)
GEN_VXRFORM_DUAL(vcmpbfp, vcmpgtsd, 3, 15, PPC_ALTIVEC, PPC_NONE)
GEN_VXRFORM_DUAL(vcmpequb, vcmpneb, 3, 0, PPC_NONE, PPC2_ALTIVEC_207)
GEN_VXRFORM_DUAL(vcmpequh, vcmpneh, 3, 1, PPC_NONE, PPC2_ALTIVEC_207)
GEN_VXRFORM_DUAL(vcmpequw, vcmpnew, 3, 2, PPC_NONE, PPC2_ALTIVEC_207)
#define GEN_VXFORM_DUAL_INV(name0, name1, opc2, opc3, inval0, inval1, type) \
GEN_OPCODE_DUAL(name0##_##name1, 0x04, opc2, opc3, inval0, inval1, type, \