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[Qemu-devel] [V7 PATCH 02/18] target-ppc: VSX Stage 4: Refactor lxsdx
From: |
Tom Musta |
Subject: |
[Qemu-devel] [V7 PATCH 02/18] target-ppc: VSX Stage 4: Refactor lxsdx |
Date: |
Wed, 15 Jan 2014 08:10:29 -0600 |
This patch refactors the lxsdx generator. Resuable code is isolated
into a macro. The macro will be used in subsequent patches in this
series to implement other scalar load instructions.
Signed-off-by: Tom Musta <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
---
target-ppc/translate.c | 31 +++++++++++++++++--------------
1 files changed, 17 insertions(+), 14 deletions(-)
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 79be8ed..ca26dcf 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -7022,20 +7022,23 @@ static inline TCGv_i64 cpu_vsrl(int n)
}
}
-static void gen_lxsdx(DisasContext *ctx)
-{
- TCGv EA;
- if (unlikely(!ctx->vsx_enabled)) {
- gen_exception(ctx, POWERPC_EXCP_VSXU);
- return;
- }
- gen_set_access_type(ctx, ACCESS_INT);
- EA = tcg_temp_new();
- gen_addr_reg_index(ctx, EA);
- gen_qemu_ld64(ctx, cpu_vsrh(xT(ctx->opcode)), EA);
- /* NOTE: cpu_vsrl is undefined */
- tcg_temp_free(EA);
-}
+#define VSX_LOAD_SCALAR(name, operation) \
+static void gen_##name(DisasContext *ctx) \
+{ \
+ TCGv EA; \
+ if (unlikely(!ctx->vsx_enabled)) { \
+ gen_exception(ctx, POWERPC_EXCP_VSXU); \
+ return; \
+ } \
+ gen_set_access_type(ctx, ACCESS_INT); \
+ EA = tcg_temp_new(); \
+ gen_addr_reg_index(ctx, EA); \
+ gen_qemu_##operation(ctx, cpu_vsrh(xT(ctx->opcode)), EA); \
+ /* NOTE: cpu_vsrl is undefined */ \
+ tcg_temp_free(EA); \
+}
+
+VSX_LOAD_SCALAR(lxsdx, ld64)
static void gen_lxvd2x(DisasContext *ctx)
{
--
1.7.1
- [Qemu-devel] [V7 PATCH 00/18] target-ppc: VSX Stage 4, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 01/18] target-ppc: VSX Stage 4: Add VSX 2.07 Flag, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 02/18] target-ppc: VSX Stage 4: Refactor lxsdx,
Tom Musta <=
- [Qemu-devel] [V7 PATCH 03/18] target-ppc: VSX Stage 4: Add lxsiwax, lxsiwzx and lxsspx, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 04/18] target-ppc: VSX Stage 4: Refactor stxsdx, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 05/18] target-ppc: VSX Stage 4: Add stxsiwx and stxsspx, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 06/18] target-ppc: VSX Stage 4: Add xsaddsp and xssubsp, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 07/18] target-ppc: VSX Stage 4: Add xsmulsp, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 08/18] target-ppc: VSX Stage 4: Add xsdivsp, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 09/18] target-ppc: VSX Stage 4: Add xsresp, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 10/18] target-ppc: VSX Stage 4: Add xssqrtsp, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 11/18] target-ppc: VSX Stage 4: add xsrsqrtesp, Tom Musta, 2014/01/15
- [Qemu-devel] [V7 PATCH 14/18] target-ppc: VSX Stage 4: Add xxleqv, xxlnand and xxlorc, Tom Musta, 2014/01/15