https://sourceware.org/git/gitweb.cgi?p=valgrind.git;h=c6a5f3c5a573cefb1b351fd3d8997439525299d3
commit c6a5f3c5a573cefb1b351fd3d8997439525299d3
Author: Florian Krohm <fl...@ei...>
Date: Wed Jun 18 21:10:17 2025 +0000
s390x: Robustise LibVEX_GuestS390X_initialise
Diff:
---
VEX/priv/guest_s390_helpers.c | 120 +-----------------------------------------
1 file changed, 1 insertion(+), 119 deletions(-)
diff --git a/VEX/priv/guest_s390_helpers.c b/VEX/priv/guest_s390_helpers.c
index 6e0321feaa..335a9060b0 100644
--- a/VEX/priv/guest_s390_helpers.c
+++ b/VEX/priv/guest_s390_helpers.c
@@ -44,127 +44,9 @@
void
LibVEX_GuestS390X_initialise(VexGuestS390XState *state)
{
-/*------------------------------------------------------------*/
-/*--- Initialise ar registers ---*/
-/*------------------------------------------------------------*/
-
- state->guest_a0 = 0;
- state->guest_a1 = 0;
- state->guest_a2 = 0;
- state->guest_a3 = 0;
- state->guest_a4 = 0;
- state->guest_a5 = 0;
- state->guest_a6 = 0;
- state->guest_a7 = 0;
- state->guest_a8 = 0;
- state->guest_a9 = 0;
- state->guest_a10 = 0;
- state->guest_a11 = 0;
- state->guest_a12 = 0;
- state->guest_a13 = 0;
- state->guest_a14 = 0;
- state->guest_a15 = 0;
-
-/*------------------------------------------------------------*/
-/*--- Initialise vr registers ---*/
-/*------------------------------------------------------------*/
-
-#define VRZERO(vr) \
- do { \
- vr.w64[0] = vr.w64[1] = 0ULL; \
- } while(0);
-
- VRZERO(state->guest_v0)
- VRZERO(state->guest_v1)
- VRZERO(state->guest_v2)
- VRZERO(state->guest_v3)
- VRZERO(state->guest_v4)
- VRZERO(state->guest_v5)
- VRZERO(state->guest_v6)
- VRZERO(state->guest_v7)
- VRZERO(state->guest_v8)
- VRZERO(state->guest_v9)
- VRZERO(state->guest_v10)
- VRZERO(state->guest_v11)
- VRZERO(state->guest_v12)
- VRZERO(state->guest_v13)
- VRZERO(state->guest_v14)
- VRZERO(state->guest_v15)
- VRZERO(state->guest_v16)
- VRZERO(state->guest_v17)
- VRZERO(state->guest_v18)
- VRZERO(state->guest_v19)
- VRZERO(state->guest_v20)
- VRZERO(state->guest_v21)
- VRZERO(state->guest_v22)
- VRZERO(state->guest_v23)
- VRZERO(state->guest_v24)
- VRZERO(state->guest_v25)
- VRZERO(state->guest_v26)
- VRZERO(state->guest_v27)
- VRZERO(state->guest_v28)
- VRZERO(state->guest_v29)
- VRZERO(state->guest_v30)
- VRZERO(state->guest_v31)
-
-#undef VRZERO
-/*------------------------------------------------------------*/
-/*--- Initialise gpr registers ---*/
-/*------------------------------------------------------------*/
-
- state->guest_r0 = 0;
- state->guest_r1 = 0;
- state->guest_r2 = 0;
- state->guest_r3 = 0;
- state->guest_r4 = 0;
- state->guest_r5 = 0;
- state->guest_r6 = 0;
- state->guest_r7 = 0;
- state->guest_r8 = 0;
- state->guest_r9 = 0;
- state->guest_r10 = 0;
- state->guest_r11 = 0;
- state->guest_r12 = 0;
- state->guest_r13 = 0;
- state->guest_r14 = 0;
- state->guest_r15 = 0;
-
-/*------------------------------------------------------------*/
-/*--- Initialise S390 miscellaneous registers ---*/
-/*------------------------------------------------------------*/
+ __builtin_memset(state, 0x0, sizeof *state);
- state->guest_counter = 0;
- state->guest_fpc = 0;
- state->guest_IA = 0;
-
-/*------------------------------------------------------------*/
-/*--- Initialise S390 pseudo registers ---*/
-/*------------------------------------------------------------*/
-
- state->guest_SYSNO = 0;
-
-/*------------------------------------------------------------*/
-/*--- Initialise generic pseudo registers ---*/
-/*------------------------------------------------------------*/
-
- state->guest_NRADDR = 0;
- state->guest_CMSTART = 0;
- state->guest_CMLEN = 0;
- state->guest_IP_AT_SYSCALL = 0;
state->guest_EMNOTE = EmNote_NONE;
- state->host_EvC_COUNTER = 0;
- state->host_EvC_FAILADDR = 0;
-
-/*------------------------------------------------------------*/
-/*--- Initialise thunk ---*/
-/*------------------------------------------------------------*/
-
- state->guest_CC_OP = 0;
- state->guest_CC_DEP1 = 0;
- state->guest_CC_DEP2 = 0;
- state->guest_CC_NDEP = 0;
-
- __builtin_memset(state->padding, 0x0, sizeof(state->padding));
}
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