target/hppa: Implement STWA

Signed-off-by: NRichard Henderson <richard.henderson@linaro.org>

target/hppa/translate.c

@@ -3108,6 +3108,22 @@ static DisasJumpType trans_ldwa_idx_x(DisasContext *ctx, uint32_t insn,
     ctx->mmu_idx = hold_mmu_idx;
     return ret;
 }
+
+static DisasJumpType trans_stwa_idx_i(DisasContext *ctx, uint32_t insn,
+                                      const DisasInsn *di)
+{
+    int hold_mmu_idx = ctx->mmu_idx;
+    DisasJumpType ret;
+
+    CHECK_MOST_PRIVILEGED(EXCP_PRIV_OPR);
+
+    /* ??? needs fixing for hppa64 -- ldda does not follow the same
+       format wrt the sub-opcode in bits 6:9.  */
+    ctx->mmu_idx = MMU_PHYS_IDX;
+    ret = trans_st_idx_i(ctx, insn, di);
+    ctx->mmu_idx = hold_mmu_idx;
+    return ret;
+}
 #endif
 
 static const DisasInsn table_index_mem[] = {
@@ -3117,8 +3133,9 @@ static const DisasInsn table_index_mem[] = {
     { 0x0c0001c0u, 0xfc0003c0, trans_ldcw },
     { 0x0c001300u, 0xfc0013c0, trans_stby },
 #ifndef CONFIG_USER_ONLY
-    { 0x0c001180u, 0xfc00d3c0, trans_ldwa_idx_i }, /* LDWA, im */
     { 0x0c000180u, 0xfc00d3c0, trans_ldwa_idx_x }, /* LDWA, rx */
+    { 0x0c001180u, 0xfc00d3c0, trans_ldwa_idx_i }, /* LDWA, im */
+    { 0x0c001380u, 0xfc00d3c0, trans_stwa_idx_i }, /* STWA, im */
 #endif
 };