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Violators will be prosecuted for from ; Thu, 28 Jul 2016 23:44:43 +0530 From: Nikunj A Dadhania Date: Thu, 28 Jul 2016 23:44:14 +0530 In-Reply-To: <1469729658-4832-1-git-send-email-nikunj@linux.vnet.ibm.com> References: <1469729658-4832-1-git-send-email-nikunj@linux.vnet.ibm.com> Message-Id: <1469729658-4832-5-git-send-email-nikunj@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v2 4/8] target-ppc: add vabsdu[b, h, w] instructions List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au, rth@twiddle.net Cc: qemu-devel@nongnu.org, nikunj@linux.vnet.ibm.com, bharata@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, benh@kernel.crashing.org, Sandipan Das From: Sandipan Das Adds following instructions: vabsdub: Vector Absolute Difference Unsigned Byte vabsduh: Vector Absolute Difference Unsigned Halfword vabsduw: Vector Absolute Difference Unsigned Word Signed-off-by: Sandipan Das [ use ISA300 define. Drop etype ] Signed-off-by: Nikunj A Dadhania --- target-ppc/helper.h | 3 +++ target-ppc/int_helper.c | 24 ++++++++++++++++++++++++ target-ppc/translate/vmx-impl.c | 9 +++++++++ target-ppc/translate/vmx-ops.c | 6 +++--- 4 files changed, 39 insertions(+), 3 deletions(-) diff --git a/target-ppc/helper.h b/target-ppc/helper.h index 27f2638..1e68060 100644 --- a/target-ppc/helper.h +++ b/target-ppc/helper.h @@ -118,6 +118,9 @@ DEF_HELPER_3(vsubudm, void, avr, avr, avr) DEF_HELPER_3(vavgub, void, avr, avr, avr) DEF_HELPER_3(vavguh, void, avr, avr, avr) DEF_HELPER_3(vavguw, void, avr, avr, avr) +DEF_HELPER_3(vabsdub, void, avr, avr, avr) +DEF_HELPER_3(vabsduh, void, avr, avr, avr) +DEF_HELPER_3(vabsduw, void, avr, avr, avr) DEF_HELPER_3(vavgsb, void, avr, avr, avr) DEF_HELPER_3(vavgsh, void, avr, avr, avr) DEF_HELPER_3(vavgsw, void, avr, avr, avr) diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c index 15947ad..ef487d0 100644 --- a/target-ppc/int_helper.c +++ b/target-ppc/int_helper.c @@ -629,6 +629,30 @@ VAVG(w, s32, int64_t, u32, uint64_t) #undef VAVG_DO #undef VAVG +#define VABSDU_DO(name, element) \ +void helper_v##name(ppc_avr_t *r, ppc_avr_t *a, ppc_avr_t *b) \ +{ \ + int i; \ + \ + for (i = 0; i < ARRAY_SIZE(r->element); i++) { \ + r->element[i] = (a->element[i] > b->element[i]) ? \ + (a->element[i] - b->element[i]) : \ + (b->element[i] - a->element[i]); \ + } \ +} + +/* VABSDU - Vector absolute difference unsigned + * name - instruction mnemonic suffix (b: byte, h: halfword, w: word) + * element - element type to access from vector + */ +#define VABSDU(type, element) \ + VABSDU_DO(absdu##type, element) +VABSDU(b, u8) +VABSDU(h, u16) +VABSDU(w, u32) +#undef VABSDU_DO +#undef VABSDU + #define VCF(suffix, cvt, element) \ void helper_vcf##suffix(CPUPPCState *env, ppc_avr_t *r, \ ppc_avr_t *b, uint32_t uim) \ diff --git a/target-ppc/translate/vmx-impl.c b/target-ppc/translate/vmx-impl.c index a58aa0c..f4ee05b 100644 --- a/target-ppc/translate/vmx-impl.c +++ b/target-ppc/translate/vmx-impl.c @@ -285,8 +285,17 @@ GEN_VXFORM(vminsh, 1, 13); GEN_VXFORM(vminsw, 1, 14); GEN_VXFORM(vminsd, 1, 15); GEN_VXFORM(vavgub, 1, 16); +GEN_VXFORM(vabsdub, 1, 16); +GEN_VXFORM_DUAL(vavgub, PPC_ALTIVEC, PPC_NONE, \ + vabsdub, PPC_NONE, PPC2_ISA300) GEN_VXFORM(vavguh, 1, 17); +GEN_VXFORM(vabsduh, 1, 17); +GEN_VXFORM_DUAL(vavguh, PPC_ALTIVEC, PPC_NONE, \ + vabsduh, PPC_NONE, PPC2_ISA300) GEN_VXFORM(vavguw, 1, 18); +GEN_VXFORM(vabsduw, 1, 18); +GEN_VXFORM_DUAL(vavguw, PPC_ALTIVEC, PPC_NONE, \ + vabsduw, PPC_NONE, PPC2_ISA300) GEN_VXFORM(vavgsb, 1, 20); GEN_VXFORM(vavgsh, 1, 21); GEN_VXFORM(vavgsw, 1, 22); diff --git a/target-ppc/translate/vmx-ops.c b/target-ppc/translate/vmx-ops.c index 4d4a62e..abdef6e 100644 --- a/target-ppc/translate/vmx-ops.c +++ b/target-ppc/translate/vmx-ops.c @@ -69,9 +69,9 @@ GEN_VXFORM(vminsb, 1, 12), GEN_VXFORM(vminsh, 1, 13), GEN_VXFORM(vminsw, 1, 14), GEN_VXFORM_207(vminsd, 1, 15), -GEN_VXFORM(vavgub, 1, 16), -GEN_VXFORM(vavguh, 1, 17), -GEN_VXFORM(vavguw, 1, 18), +GEN_VXFORM_DUAL(vavgub, vabsdub, 1, 16, PPC_ALTIVEC, PPC_NONE), +GEN_VXFORM_DUAL(vavguh, vabsduh, 1, 17, PPC_ALTIVEC, PPC_NONE), +GEN_VXFORM_DUAL(vavguw, vabsduw, 1, 18, PPC_ALTIVEC, PPC_NONE), GEN_VXFORM(vavgsb, 1, 20), GEN_VXFORM(vavgsh, 1, 21), GEN_VXFORM(vavgsw, 1, 22), -- 2.7.4