target-tricore: Add instructions of SYS opcode format
This adds only the non trap instructions.
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c
index 76d7911..97b0c8b 100644
--- a/target-tricore/op_helper.c
+++ b/target-tricore/op_helper.c
@@ -2499,6 +2499,26 @@
psw_write(env, new_PSW);
}
+void helper_rfm(CPUTriCoreState *env)
+{
+ env->PC = (env->gpr_a[11] & ~0x1);
+ /* ICR.IE = PCXI.PIE; */
+ env->ICR = (env->ICR & ~MASK_ICR_IE) |
+ ((env->PCXI & ~MASK_PCXI_PIE) >> 15);
+ /* ICR.CCPN = PCXI.PCPN; */
+ env->ICR = (env->ICR & ~MASK_ICR_CCPN) |
+ ((env->PCXI & ~MASK_PCXI_PCPN) >> 24);
+ /* {PCXI, PSW, A[10], A[11]} = M(DCX, 4 * word); */
+ env->PCXI = cpu_ldl_data(env, env->DCX);
+ psw_write(env, cpu_ldl_data(env, env->DCX+4));
+ env->gpr_a[10] = cpu_ldl_data(env, env->DCX+8);
+ env->gpr_a[11] = cpu_ldl_data(env, env->DCX+12);
+
+ if (tricore_feature(env, TRICORE_FEATURE_131)) {
+ env->DBGTCR = 0;
+ }
+}
+
void helper_ldlcx(CPUTriCoreState *env, uint32_t ea)
{
uint32_t dummy;
@@ -2523,6 +2543,75 @@
save_context_upper(env, ea);
}
+void helper_svlcx(CPUTriCoreState *env)
+{
+ target_ulong tmp_FCX;
+ target_ulong ea;
+ target_ulong new_FCX;
+
+ if (env->FCX == 0) {
+ /* FCU trap */
+ }
+ /* tmp_FCX = FCX; */
+ tmp_FCX = env->FCX;
+ /* EA = {FCX.FCXS, 6'b0, FCX.FCXO, 6'b0}; */
+ ea = ((env->FCX & MASK_FCX_FCXS) << 12) +
+ ((env->FCX & MASK_FCX_FCXO) << 6);
+ /* new_FCX = M(EA, word); */
+ new_FCX = cpu_ldl_data(env, ea);
+ /* M(EA, 16 * word) = {PCXI, PSW, A[10], A[11], D[8], D[9], D[10], D[11],
+ A[12], A[13], A[14], A[15], D[12], D[13], D[14],
+ D[15]}; */
+ save_context_lower(env, ea);
+
+ /* PCXI.PCPN = ICR.CCPN; */
+ env->PCXI = (env->PCXI & 0xffffff) +
+ ((env->ICR & MASK_ICR_CCPN) << 24);
+ /* PCXI.PIE = ICR.IE; */
+ env->PCXI = ((env->PCXI & ~MASK_PCXI_PIE) +
+ ((env->ICR & MASK_ICR_IE) << 15));
+ /* PCXI.UL = 0; */
+ env->PCXI &= ~MASK_PCXI_UL;
+
+ /* PCXI[19: 0] = FCX[19: 0]; */
+ env->PCXI = (env->PCXI & 0xfff00000) + (env->FCX & 0xfffff);
+ /* FCX[19: 0] = new_FCX[19: 0]; */
+ env->FCX = (env->FCX & 0xfff00000) + (new_FCX & 0xfffff);
+
+ /* if (tmp_FCX == LCX) trap(FCD);*/
+ if (tmp_FCX == env->LCX) {
+ /* FCD trap */
+ }
+}
+
+void helper_rslcx(CPUTriCoreState *env)
+{
+ target_ulong ea;
+ target_ulong new_PCXI;
+ /* if (PCXI[19: 0] == 0) then trap(CSU); */
+ if ((env->PCXI & 0xfffff) == 0) {
+ /* CSU trap */
+ }
+ /* if (PCXI.UL == 1) then trap(CTYP); */
+ if ((env->PCXI & MASK_PCXI_UL) == 1) {
+ /* CTYP trap */
+ }
+ /* EA = {PCXI.PCXS, 6'b0, PCXI.PCXO, 6'b0}; */
+ ea = ((env->PCXI & MASK_PCXI_PCXS) << 12) +
+ ((env->PCXI & MASK_PCXI_PCXO) << 6);
+ /* {new_PCXI, A[11], A[10], A[11], D[8], D[9], D[10], D[11], A[12],
+ A[13], A[14], A[15], D[12], D[13], D[14], D[15]} = M(EA, 16 * word); */
+ restore_context_upper(env, ea, &new_PCXI, &env->gpr_a[11]);
+ /* M(EA, word) = FCX; */
+ cpu_stl_data(env, ea, env->FCX);
+ /* M(EA, word) = FCX; */
+ cpu_stl_data(env, ea, env->FCX);
+ /* FCX[19: 0] = PCXI[19: 0]; */
+ env->FCX = (env->FCX & 0xfff00000) + (env->PCXI & 0x000fffff);
+ /* PCXI = new_PCXI; */
+ env->PCXI = new_PCXI;
+}
+
void helper_psw_write(CPUTriCoreState *env, uint32_t arg)
{
psw_write(env, arg);
