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[Qemu-devel] [PATCH 08/14] target/ppc: introduce GEN_VSX_HELPER_R3 macro
From: |
Mark Cave-Ayland |
Subject: |
[Qemu-devel] [PATCH 08/14] target/ppc: introduce GEN_VSX_HELPER_R3 macro to fpu_helper.c |
Date: |
Sun, 28 Apr 2019 15:38:39 +0100 |
Rather than perform the VSR register decoding within the helper itself,
introduce a new GEN_VSX_HELPER_X3 macro which performs the decode based
upon rD, rA and rB at translation time.
Signed-off-by: Mark Cave-Ayland <address@hidden>
---
target/ppc/fpu_helper.c | 36 ++++++++++++------------------------
target/ppc/helper.h | 16 ++++++++--------
target/ppc/translate/vsx-impl.inc.c | 36 ++++++++++++++++++++++++++++--------
3 files changed, 48 insertions(+), 40 deletions(-)
diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index 4b4bc229b5..4e97093186 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -1840,11 +1840,9 @@ VSX_ADD_SUB(xssubsp, sub, 1, float64, VsrD(0), 1, 1)
VSX_ADD_SUB(xvsubdp, sub, 2, float64, VsrD(i), 0, 0)
VSX_ADD_SUB(xvsubsp, sub, 4, float32, VsrW(i), 0, 0)
-void helper_xsaddqp(CPUPPCState *env, uint32_t opcode)
+void helper_xsaddqp(CPUPPCState *env, uint32_t opcode,
+ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb)
{
- ppc_vsr_t *xt = &env->vsr[rD(opcode) + 32];
- ppc_vsr_t *xa = &env->vsr[rA(opcode) + 32];
- ppc_vsr_t *xb = &env->vsr[rB(opcode) + 32];
float_status tstat;
helper_reset_fpstatus(env);
@@ -1914,11 +1912,9 @@ VSX_MUL(xsmulsp, 1, float64, VsrD(0), 1, 1)
VSX_MUL(xvmuldp, 2, float64, VsrD(i), 0, 0)
VSX_MUL(xvmulsp, 4, float32, VsrW(i), 0, 0)
-void helper_xsmulqp(CPUPPCState *env, uint32_t opcode)
+void helper_xsmulqp(CPUPPCState *env, uint32_t opcode,
+ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb)
{
- ppc_vsr_t *xt = &env->vsr[rD(opcode) + 32];
- ppc_vsr_t *xa = &env->vsr[rA(opcode) + 32];
- ppc_vsr_t *xb = &env->vsr[rB(opcode) + 32];
float_status tstat;
helper_reset_fpstatus(env);
@@ -1989,11 +1985,9 @@ VSX_DIV(xsdivsp, 1, float64, VsrD(0), 1, 1)
VSX_DIV(xvdivdp, 2, float64, VsrD(i), 0, 0)
VSX_DIV(xvdivsp, 4, float32, VsrW(i), 0, 0)
-void helper_xsdivqp(CPUPPCState *env, uint32_t opcode)
+void helper_xsdivqp(CPUPPCState *env, uint32_t opcode,
+ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb)
{
- ppc_vsr_t *xt = &env->vsr[rD(opcode) + 32];
- ppc_vsr_t *xa = &env->vsr[rA(opcode) + 32];
- ppc_vsr_t *xb = &env->vsr[rB(opcode) + 32];
float_status tstat;
helper_reset_fpstatus(env);
@@ -2600,11 +2594,9 @@ VSX_MAX_MIN(xvmindp, minnum, 2, float64, VsrD(i))
VSX_MAX_MIN(xvminsp, minnum, 4, float32, VsrW(i))
#define VSX_MAX_MINC(name, max) \
-void helper_##name(CPUPPCState *env, uint32_t opcode) \
+void helper_##name(CPUPPCState *env, uint32_t opcode, \
+ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \
{ \
- ppc_vsr_t *xt = &env->vsr[rD(opcode) + 32]; \
- ppc_vsr_t *xa = &env->vsr[rA(opcode) + 32]; \
- ppc_vsr_t *xb = &env->vsr[rB(opcode) + 32]; \
ppc_vsr_t r; \
bool vxsnan_flag = false, vex_flag = false; \
\
@@ -2637,11 +2629,9 @@ VSX_MAX_MINC(xsmaxcdp, 1);
VSX_MAX_MINC(xsmincdp, 0);
#define VSX_MAX_MINJ(name, max) \
-void helper_##name(CPUPPCState *env, uint32_t opcode) \
+void helper_##name(CPUPPCState *env, uint32_t opcode, \
+ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb) \
{ \
- ppc_vsr_t *xt = &env->vsr[rD(opcode) + 32]; \
- ppc_vsr_t *xa = &env->vsr[rA(opcode) + 32]; \
- ppc_vsr_t *xb = &env->vsr[rB(opcode) + 32]; \
ppc_vsr_t r; \
bool vxsnan_flag = false, vex_flag = false; \
\
@@ -3405,11 +3395,9 @@ void helper_xssqrtqp(CPUPPCState *env, uint32_t opcode)
do_float_check_status(env, GETPC());
}
-void helper_xssubqp(CPUPPCState *env, uint32_t opcode)
+void helper_xssubqp(CPUPPCState *env, uint32_t opcode,
+ ppc_vsr_t *xt, ppc_vsr_t *xa, ppc_vsr_t *xb)
{
- ppc_vsr_t *xt = &env->vsr[rD(opcode) + 32];
- ppc_vsr_t *xa = &env->vsr[rA(opcode) + 32];
- ppc_vsr_t *xb = &env->vsr[rB(opcode) + 32];
float_status tstat;
helper_reset_fpstatus(env);
diff --git a/target/ppc/helper.h b/target/ppc/helper.h
index cb6b7a55c1..8ed35f91da 100644
--- a/target/ppc/helper.h
+++ b/target/ppc/helper.h
@@ -378,12 +378,12 @@ DEF_HELPER_4(bcdtrunc, i32, avr, avr, avr, i32)
DEF_HELPER_4(bcdutrunc, i32, avr, avr, avr, i32)
DEF_HELPER_5(xsadddp, void, env, i32, vsr, vsr, vsr)
-DEF_HELPER_2(xsaddqp, void, env, i32)
+DEF_HELPER_5(xsaddqp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_5(xssubdp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_5(xsmuldp, void, env, i32, vsr, vsr, vsr)
-DEF_HELPER_2(xsmulqp, void, env, i32)
+DEF_HELPER_5(xsmulqp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_5(xsdivdp, void, env, i32, vsr, vsr, vsr)
-DEF_HELPER_2(xsdivqp, void, env, i32)
+DEF_HELPER_5(xsdivqp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_4(xsredp, void, env, i32, vsr, vsr)
DEF_HELPER_4(xssqrtdp, void, env, i32, vsr, vsr)
DEF_HELPER_4(xsrsqrtedp, void, env, i32, vsr, vsr)
@@ -409,10 +409,10 @@ DEF_HELPER_2(xscmpoqp, void, env, i32)
DEF_HELPER_2(xscmpuqp, void, env, i32)
DEF_HELPER_5(xsmaxdp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_5(xsmindp, void, env, i32, vsr, vsr, vsr)
-DEF_HELPER_2(xsmaxcdp, void, env, i32)
-DEF_HELPER_2(xsmincdp, void, env, i32)
-DEF_HELPER_2(xsmaxjdp, void, env, i32)
-DEF_HELPER_2(xsminjdp, void, env, i32)
+DEF_HELPER_5(xsmaxcdp, void, env, i32, vsr, vsr, vsr)
+DEF_HELPER_5(xsmincdp, void, env, i32, vsr, vsr, vsr)
+DEF_HELPER_5(xsmaxjdp, void, env, i32, vsr, vsr, vsr)
+DEF_HELPER_5(xsminjdp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_4(xscvdphp, void, env, i32, vsr, vsr)
DEF_HELPER_2(xscvdpqp, void, env, i32)
DEF_HELPER_4(xscvdpsp, void, env, i32, vsr, vsr)
@@ -446,7 +446,7 @@ DEF_HELPER_4(xsrdpiz, void, env, i32, vsr, vsr)
DEF_HELPER_2(xsrqpi, void, env, i32)
DEF_HELPER_2(xsrqpxp, void, env, i32)
DEF_HELPER_2(xssqrtqp, void, env, i32)
-DEF_HELPER_2(xssubqp, void, env, i32)
+DEF_HELPER_5(xssubqp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_5(xsaddsp, void, env, i32, vsr, vsr, vsr)
DEF_HELPER_5(xssubsp, void, env, i32, vsr, vsr, vsr)
diff --git a/target/ppc/translate/vsx-impl.inc.c
b/target/ppc/translate/vsx-impl.inc.c
index a30e22a852..d30682cd4f 100644
--- a/target/ppc/translate/vsx-impl.inc.c
+++ b/target/ppc/translate/vsx-impl.inc.c
@@ -1003,6 +1003,26 @@ static void gen_##name(DisasContext *ctx)
\
tcg_temp_free_ptr(xb); \
}
+#define GEN_VSX_HELPER_R3(name, op1, op2, inval, type) \
+static void gen_##name(DisasContext *ctx) \
+{ \
+ TCGv_i32 opc; \
+ TCGv_ptr xt, xa, xb; \
+ if (unlikely(!ctx->vsx_enabled)) { \
+ gen_exception(ctx, POWERPC_EXCP_VSXU); \
+ return; \
+ } \
+ opc = tcg_const_i32(ctx->opcode); \
+ xt = gen_vsr_ptr(rD(ctx->opcode) + 32); \
+ xa = gen_vsr_ptr(rA(ctx->opcode) + 32); \
+ xb = gen_vsr_ptr(rB(ctx->opcode) + 32); \
+ gen_helper_##name(cpu_env, opc, xt, xa, xb); \
+ tcg_temp_free_i32(opc); \
+ tcg_temp_free_ptr(xt); \
+ tcg_temp_free_ptr(xa); \
+ tcg_temp_free_ptr(xb); \
+}
+
#define GEN_VSX_HELPER_XT_XB_ENV(name, op1, op2, inval, type) \
static void gen_##name(DisasContext *ctx) \
{ \
@@ -1022,12 +1042,12 @@ static void gen_##name(DisasContext *ctx)
\
}
GEN_VSX_HELPER_X3(xsadddp, 0x00, 0x04, 0, PPC2_VSX)
-GEN_VSX_HELPER_2(xsaddqp, 0x04, 0x00, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsaddqp, 0x04, 0x00, 0, PPC2_ISA300)
GEN_VSX_HELPER_X3(xssubdp, 0x00, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_X3(xsmuldp, 0x00, 0x06, 0, PPC2_VSX)
-GEN_VSX_HELPER_2(xsmulqp, 0x04, 0x01, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsmulqp, 0x04, 0x01, 0, PPC2_ISA300)
GEN_VSX_HELPER_X3(xsdivdp, 0x00, 0x07, 0, PPC2_VSX)
-GEN_VSX_HELPER_2(xsdivqp, 0x04, 0x11, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsdivqp, 0x04, 0x11, 0, PPC2_ISA300)
GEN_VSX_HELPER_X2(xsredp, 0x14, 0x05, 0, PPC2_VSX)
GEN_VSX_HELPER_X2(xssqrtdp, 0x16, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_X2(xsrsqrtedp, 0x14, 0x04, 0, PPC2_VSX)
@@ -1053,10 +1073,10 @@ GEN_VSX_HELPER_2(xscmpoqp, 0x04, 0x04, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscmpuqp, 0x04, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_X3(xsmaxdp, 0x00, 0x14, 0, PPC2_VSX)
GEN_VSX_HELPER_X3(xsmindp, 0x00, 0x15, 0, PPC2_VSX)
-GEN_VSX_HELPER_2(xsmaxcdp, 0x00, 0x10, 0, PPC2_ISA300)
-GEN_VSX_HELPER_2(xsmincdp, 0x00, 0x11, 0, PPC2_ISA300)
-GEN_VSX_HELPER_2(xsmaxjdp, 0x00, 0x12, 0, PPC2_ISA300)
-GEN_VSX_HELPER_2(xsminjdp, 0x00, 0x12, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsmaxcdp, 0x00, 0x10, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsmincdp, 0x00, 0x11, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsmaxjdp, 0x00, 0x12, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xsminjdp, 0x00, 0x12, 0, PPC2_ISA300)
GEN_VSX_HELPER_X2(xscvdphp, 0x16, 0x15, 0x11, PPC2_ISA300)
GEN_VSX_HELPER_X2(xscvdpsp, 0x12, 0x10, 0, PPC2_VSX)
GEN_VSX_HELPER_2(xscvdpqp, 0x04, 0x1A, 0x16, PPC2_ISA300)
@@ -1087,7 +1107,7 @@ GEN_VSX_HELPER_XT_XB_ENV(xsrsp, 0x12, 0x11, 0,
PPC2_VSX207)
GEN_VSX_HELPER_2(xsrqpi, 0x05, 0x00, 0, PPC2_ISA300)
GEN_VSX_HELPER_2(xsrqpxp, 0x05, 0x01, 0, PPC2_ISA300)
GEN_VSX_HELPER_2(xssqrtqp, 0x04, 0x19, 0x1B, PPC2_ISA300)
-GEN_VSX_HELPER_2(xssubqp, 0x04, 0x10, 0, PPC2_ISA300)
+GEN_VSX_HELPER_R3(xssubqp, 0x04, 0x10, 0, PPC2_ISA300)
GEN_VSX_HELPER_X3(xsaddsp, 0x00, 0x00, 0, PPC2_VSX207)
GEN_VSX_HELPER_X3(xssubsp, 0x00, 0x01, 0, PPC2_VSX207)
--
2.11.0
- [Qemu-devel] [PATCH 00/14] target/ppc: remove getVSR()/putVSR() and further tidy-up, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 02/14] target/ppc: remove getVSR()/putVSR() from mem_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 03/14] target/ppc: remove getVSR()/putVSR() from int_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 06/14] target/ppc: introduce GEN_VSX_HELPER_X2_AB macro to fpu_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 07/14] target/ppc: introduce GEN_VSX_HELPER_X1 macro to fpu_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 08/14] target/ppc: introduce GEN_VSX_HELPER_R3 macro to fpu_helper.c,
Mark Cave-Ayland <=
- [Qemu-devel] [PATCH 09/14] target/ppc: introduce GEN_VSX_HELPER_R2 macro to fpu_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 04/14] target/ppc: introduce GEN_VSX_HELPER_X3 macro to fpu_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 05/14] target/ppc: introduce GEN_VSX_HELPER_X2 macro to fpu_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 01/14] target/ppc: remove getVSR()/putVSR() from fpu_helper.c, Mark Cave-Ayland, 2019/04/28
- [Qemu-devel] [PATCH 10/14] target/ppc: introduce GEN_VSX_HELPER_R2_AB macro to fpu_helper.c, Mark Cave-Ayland, 2019/04/28