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| author | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-01-04 22:13:00 +0000 |
|---|---|---|
| committer | aurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-01-04 22:13:00 +0000 |
| commit | bcd2ee23ea2ade96427cada5f2967b769b43f373 (patch) | |
| tree | c1fb2e640168a459223cb09338dfd2a211ff5390 | |
| parent | eae07261c7620231ae347878284fa36e3dc0d1c0 (diff) | |
| download | qemu-bcd2ee23ea2ade96427cada5f2967b769b43f373.tar.gz qemu-bcd2ee23ea2ade96427cada5f2967b769b43f373.tar.bz2 qemu-bcd2ee23ea2ade96427cada5f2967b769b43f373.zip | |
Add vmladduhm instruction.
Signed-off-by: Nathan Froyd <froydnj@codesourcery.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6187 c046a42c-6fe2-441c-8c8c-71466251a162
| -rw-r--r-- | target-ppc/helper.h | 1 | ||||
| -rw-r--r-- | target-ppc/op_helper.c | 9 | ||||
| -rw-r--r-- | target-ppc/translate.c | 18 |
3 files changed, 28 insertions, 0 deletions
diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 59e8df4b2a..eadfadcb36 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -184,6 +184,7 @@ DEF_HELPER_4(vmsumuhm, void, avr, avr, avr, avr) DEF_HELPER_4(vmsumuhs, void, avr, avr, avr, avr) DEF_HELPER_4(vmsumshm, void, avr, avr, avr, avr) DEF_HELPER_4(vmsumshs, void, avr, avr, avr, avr) +DEF_HELPER_4(vmladduhm, void, avr, avr, avr, avr) DEF_HELPER_1(efscfsi, i32, i32) DEF_HELPER_1(efscfui, i32, i32) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 6ff215675a..a8d3c8b707 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -2117,6 +2117,15 @@ VMINMAX(uw, u32) #undef VMINMAX_DO #undef VMINMAX +void helper_vmladduhm (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b, ppc_avr_t *c) +{ + int i; + for (i = 0; i < ARRAY_SIZE(r->s16); i++) { + int32_t prod = a->s16[i] * b->s16[i]; + r->s16[i] = (int16_t) (prod + c->s16[i]); + } +} + #define VMRG_DO(name, element, highp) \ void helper_v##name (ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ { \ diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 49aae4c21d..707b493d04 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6387,6 +6387,24 @@ GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC) GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16) +GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC) +{ + TCGv_ptr ra, rb, rc, rd; + if (unlikely(!ctx->altivec_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VPU); + return; + } + ra = gen_avr_ptr(rA(ctx->opcode)); + rb = gen_avr_ptr(rB(ctx->opcode)); + rc = gen_avr_ptr(rC(ctx->opcode)); + rd = gen_avr_ptr(rD(ctx->opcode)); + gen_helper_vmladduhm(rd, ra, rb, rc); + tcg_temp_free_ptr(ra); + tcg_temp_free_ptr(rb); + tcg_temp_free_ptr(rc); + tcg_temp_free_ptr(rd); +} + GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18) GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19) GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20) |