From e0ffe77f275e62a57eceda4c7fbb26e499e9ed86 Mon Sep 17 00:00:00 2001 From: Tom Musta Date: Wed, 12 Feb 2014 15:23:08 -0600 Subject: target-ppc: Altivec 2.07: Vector Merge Instructions This patch adds the Vector Merge Even Word (vmrgew) and Vector Merge Odd Word (vmrgow) instructions introduced in Power ISA Version 2.07. Signed-off-by: Tom Musta Signed-off-by: Alexander Graf --- target-ppc/translate.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) (limited to 'target-ppc') diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 07c0c396c9..ec32771b6a 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -6965,6 +6965,41 @@ GEN_VXFORM(vmrghw, 6, 2); GEN_VXFORM(vmrglb, 6, 4); GEN_VXFORM(vmrglh, 6, 5); GEN_VXFORM(vmrglw, 6, 6); + +static void gen_vmrgew(DisasContext *ctx) +{ + TCGv_i64 tmp; + int VT, VA, VB; + if (unlikely(!ctx->altivec_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VPU); + return; + } + VT = rD(ctx->opcode); + VA = rA(ctx->opcode); + VB = rB(ctx->opcode); + tmp = tcg_temp_new_i64(); + tcg_gen_shri_i64(tmp, cpu_avrh[VB], 32); + tcg_gen_deposit_i64(cpu_avrh[VT], cpu_avrh[VA], tmp, 0, 32); + tcg_gen_shri_i64(tmp, cpu_avrl[VB], 32); + tcg_gen_deposit_i64(cpu_avrl[VT], cpu_avrl[VA], tmp, 0, 32); + tcg_temp_free_i64(tmp); +} + +static void gen_vmrgow(DisasContext *ctx) +{ + int VT, VA, VB; + if (unlikely(!ctx->altivec_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VPU); + return; + } + VT = rD(ctx->opcode); + VA = rA(ctx->opcode); + VB = rB(ctx->opcode); + + tcg_gen_deposit_i64(cpu_avrh[VT], cpu_avrh[VB], cpu_avrh[VA], 32, 32); + tcg_gen_deposit_i64(cpu_avrl[VT], cpu_avrl[VB], cpu_avrl[VA], 32, 32); +} + GEN_VXFORM(vmuloub, 4, 0); GEN_VXFORM(vmulouh, 4, 1); GEN_VXFORM(vmulouw, 4, 2); @@ -10407,6 +10442,8 @@ GEN_VXFORM(vmrghw, 6, 2), GEN_VXFORM(vmrglb, 6, 4), GEN_VXFORM(vmrglh, 6, 5), GEN_VXFORM(vmrglw, 6, 6), +GEN_VXFORM_207(vmrgew, 6, 30), +GEN_VXFORM_207(vmrgow, 6, 26), GEN_VXFORM(vmuloub, 4, 0), GEN_VXFORM(vmulouh, 4, 1), GEN_VXFORM_DUAL(vmulouw, vmuluwm, 4, 2, PPC_ALTIVEC, PPC_NONE), -- cgit v1.2.3