void-packages/srcpkgs/firefox/patches/ff85-ppc64-xptcall.patch
2021-02-05 22:41:19 +01:00

63 lines
2.5 KiB
Diff

diff --git a/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc64_linux.cpp b/xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc64_linux.cpp
--- xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc64_linux.cpp
+++ xpcom/reflect/xptcall/md/unix/xptcinvoke_ppc64_linux.cpp
@@ -91,7 +91,13 @@
if (!s->IsIndirect() && s->type == nsXPTType::T_DOUBLE) {
if (nr_fpr < FPR_COUNT) {
fpregs[nr_fpr++] = s->val.d;
- nr_gpr++;
+ // Even if we have enough FPRs, still skip space in
+ // the parameter area if we ran out of placeholder GPRs.
+ if (nr_gpr < GPR_COUNT) {
+ nr_gpr++;
+ } else {
+ d++;
+ }
} else {
*((double *)d) = s->val.d;
d++;
@@ -101,7 +107,11 @@
if (nr_fpr < FPR_COUNT) {
// Single-precision floats are passed in FPRs too.
fpregs[nr_fpr++] = s->val.f;
- nr_gpr++;
+ if (nr_gpr < GPR_COUNT) {
+ nr_gpr++;
+ } else {
+ d++;
+ }
} else {
#ifdef __LITTLE_ENDIAN__
*((float *)d) = s->val.f;
diff --git a/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc64_linux.cpp b/xpcom/reflect/xptcall/md/unix/xptcstubs_ppc64_linux.cpp
--- xpcom/reflect/xptcall/md/unix/xptcstubs_ppc64_linux.cpp
+++ xpcom/reflect/xptcall/md/unix/xptcstubs_ppc64_linux.cpp
@@ -103,7 +103,13 @@
if (!param.IsOut() && type == nsXPTType::T_DOUBLE) {
if (nr_fpr < FPR_COUNT) {
dp->val.d = fpregs[nr_fpr++];
- nr_gpr++;
+ // Even if we have enough FPRs, still skip space in
+ // the parameter area if we ran out of placeholder GPRs.
+ if (nr_gpr < GPR_COUNT) {
+ nr_gpr++;
+ } else {
+ ap++;
+ }
} else {
dp->val.d = *(double*)ap++;
}
@@ -113,7 +119,11 @@
if (nr_fpr < FPR_COUNT) {
// Single-precision floats are passed in FPRs too.
dp->val.f = (float)fpregs[nr_fpr++];
- nr_gpr++;
+ if (nr_gpr < GPR_COUNT) {
+ nr_gpr++;
+ } else {
+ ap++;
+ }
} else {
#ifdef __LITTLE_ENDIAN__
dp->val.f = *(float*)ap++;