diff mbox

[PULL,44/66] ppc: load/store multiple and string insns don't do LE

Message ID 1473133253-17598-45-git-send-email-david@gibson.dropbear.id.au (mailing list archive)
State New, archived
Headers show

Commit Message

David Gibson Sept. 6, 2016, 3:40 a.m. UTC 
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Just generate an alignment interrupt

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 target-ppc/translate.c | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
diff mbox

Patch

diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 1315656..379d3d4 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -2889,6 +2889,11 @@  static void gen_lmw(DisasContext *ctx)
 {
     TCGv t0;
     TCGv_i32 t1;
+
+    if (ctx->le_mode) {
+        gen_align_no_le(ctx);
+        return;
+    }
     gen_set_access_type(ctx, ACCESS_INT);
     t0 = tcg_temp_new();
     t1 = tcg_const_i32(rD(ctx->opcode));
@@ -2903,6 +2908,11 @@  static void gen_stmw(DisasContext *ctx)
 {
     TCGv t0;
     TCGv_i32 t1;
+
+    if (ctx->le_mode) {
+        gen_align_no_le(ctx);
+        return;
+    }
     gen_set_access_type(ctx, ACCESS_INT);
     t0 = tcg_temp_new();
     t1 = tcg_const_i32(rS(ctx->opcode));
@@ -2929,6 +2939,10 @@  static void gen_lswi(DisasContext *ctx)
     int ra = rA(ctx->opcode);
     int nr;
 
+    if (ctx->le_mode) {
+        gen_align_no_le(ctx);
+        return;
+    }
     if (nb == 0)
         nb = 32;
     nr = (nb + 3) / 4;
@@ -2952,6 +2966,11 @@  static void gen_lswx(DisasContext *ctx)
 {
     TCGv t0;
     TCGv_i32 t1, t2, t3;
+
+    if (ctx->le_mode) {
+        gen_align_no_le(ctx);
+        return;
+    }
     gen_set_access_type(ctx, ACCESS_INT);
     t0 = tcg_temp_new();
     gen_addr_reg_index(ctx, t0);
@@ -2971,6 +2990,11 @@  static void gen_stswi(DisasContext *ctx)
     TCGv t0;
     TCGv_i32 t1, t2;
     int nb = NB(ctx->opcode);
+
+    if (ctx->le_mode) {
+        gen_align_no_le(ctx);
+        return;
+    }
     gen_set_access_type(ctx, ACCESS_INT);
     t0 = tcg_temp_new();
     gen_addr_register(ctx, t0);
@@ -2989,6 +3013,11 @@  static void gen_stswx(DisasContext *ctx)
 {
     TCGv t0;
     TCGv_i32 t1, t2;
+
+    if (ctx->le_mode) {
+        gen_align_no_le(ctx);
+        return;
+    }
     gen_set_access_type(ctx, ACCESS_INT);
     t0 = tcg_temp_new();
     gen_addr_reg_index(ctx, t0);