Re: [Qemu-devel] [RFC PATCH 6/6] target/ppc: convert vaddu[b, h, w, d] and vsubu[b, h, w, d] over to use vector operations

[Richard Henderson]

On 12/7/18 2:56 AM, Mark Cave-Ayland wrote:
> Signed-off-by: Mark Cave-Ayland 
> ---
>  target/ppc/helper.h |  8 
>  target/ppc/int_helper.c |  7 ---
>  target/ppc/translate/vmx-impl.inc.c | 16 
>  3 files changed, 8 insertions(+), 23 deletions(-)

Reviewed-by: Richard Henderson 


r~

[Qemu-devel] [RFC PATCH 6/6] target/ppc: convert vaddu[b, h, w, d] and vsubu[b, h, w, d] over to use vector operations

[Mark Cave-Ayland]

Signed-off-by: Mark Cave-Ayland 
---
 target/ppc/helper.h |  8 
 target/ppc/int_helper.c |  7 ---
 target/ppc/translate/vmx-impl.inc.c | 16 
 3 files changed, 8 insertions(+), 23 deletions(-)

diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index c7de04e068..553ff500c8 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -108,14 +108,6 @@ DEF_HELPER_FLAGS_1(ftsqrt, TCG_CALL_NO_RWG_SE, i32, i64)
 #define dh_ctype_avr ppc_avr_t *
 #define dh_is_signed_avr dh_is_signed_ptr
 
-DEF_HELPER_3(vaddubm, void, avr, avr, avr)
-DEF_HELPER_3(vadduhm, void, avr, avr, avr)
-DEF_HELPER_3(vadduwm, void, avr, avr, avr)
-DEF_HELPER_3(vaddudm, void, avr, avr, avr)
-DEF_HELPER_3(vsububm, void, avr, avr, avr)
-DEF_HELPER_3(vsubuhm, void, avr, avr, avr)
-DEF_HELPER_3(vsubuwm, void, avr, avr, avr)
-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)
diff --git a/target/ppc/int_helper.c b/target/ppc/int_helper.c
index fcac90a4a9..d0ef37666c 100644
--- a/target/ppc/int_helper.c
+++ b/target/ppc/int_helper.c
@@ -531,13 +531,6 @@ void helper_vprtybq(ppc_avr_t *r, ppc_avr_t *b)
 r->element[i] = a->element[i] op b->element[i]; \
 }   \
 }
-#define VARITH(suffix, element) \
-VARITH_DO(add##suffix, +, element)  \
-VARITH_DO(sub##suffix, -, element)
-VARITH(ubm, u8)
-VARITH(uhm, u16)
-VARITH(uwm, u32)
-VARITH(udm, u64)
 VARITH_DO(muluwm, *, u32)
 #undef VARITH_DO
 #undef VARITH
diff --git a/target/ppc/translate/vmx-impl.inc.c 
b/target/ppc/translate/vmx-impl.inc.c
index b252fce71b..3ab381104b 100644
--- a/target/ppc/translate/vmx-impl.inc.c
+++ b/target/ppc/translate/vmx-impl.inc.c
@@ -411,18 +411,18 @@ static void glue(gen_, name)(DisasContext *ctx)   
  \
 tcg_temp_free_ptr(rb);  \
 }
 
-GEN_VXFORM(vaddubm, 0, 0);
+GEN_VXFORM_V(vaddubm, MO_8, tcg_gen_gvec_add, 0, 0);
 GEN_VXFORM_DUAL_EXT(vaddubm, PPC_ALTIVEC, PPC_NONE, 0,   \
 vmul10cuq, PPC_NONE, PPC2_ISA300, 0xF800)
-GEN_VXFORM(vadduhm, 0, 1);
+GEN_VXFORM_V(vadduhm, MO_16, tcg_gen_gvec_add, 0, 1);
 GEN_VXFORM_DUAL(vadduhm, PPC_ALTIVEC, PPC_NONE,  \
 vmul10ecuq, PPC_NONE, PPC2_ISA300)
-GEN_VXFORM(vadduwm, 0, 2);
-GEN_VXFORM(vaddudm, 0, 3);
-GEN_VXFORM(vsububm, 0, 16);
-GEN_VXFORM(vsubuhm, 0, 17);
-GEN_VXFORM(vsubuwm, 0, 18);
-GEN_VXFORM(vsubudm, 0, 19);
+GEN_VXFORM_V(vadduwm, MO_32, tcg_gen_gvec_add, 0, 2);
+GEN_VXFORM_V(vaddudm, MO_64, tcg_gen_gvec_add, 0, 3);
+GEN_VXFORM_V(vsububm, MO_8, tcg_gen_gvec_sub, 0, 16);
+GEN_VXFORM_V(vsubuhm, MO_16, tcg_gen_gvec_sub, 0, 17);
+GEN_VXFORM_V(vsubuwm, MO_32, tcg_gen_gvec_sub, 0, 18);
+GEN_VXFORM_V(vsubudm, MO_64, tcg_gen_gvec_sub, 0, 19);
 GEN_VXFORM(vmaxub, 1, 0);
 GEN_VXFORM(vmaxuh, 1, 1);
 GEN_VXFORM(vmaxuw, 1, 2);
-- 
2.11.0