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refresh ppc64le patches

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epel9
Than Ngo 2 months ago
parent 3817a34ec5
commit 1363667847
3 changed files with 26 additions and 38 deletions
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2
chromium.spec
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@ -1192,7 +1192,7 @@ Qt6 UI for chromium.
%patch -P407 -p1 -b .fix-ppc64-linux-syscalls-headers %patch -P407 -p1 -b .fix-ppc64-linux-syscalls-headers
%patch -P408 -p1 -b .use-sysconf-page-size-on-ppc64 %patch -P408 -p1 -b .use-sysconf-page-size-on-ppc64
%patch -P409 -p1 -b .partition-alloc-4k-detect #%%patch -P409 -p1 -b .partition-alloc-4k-detect
%patch -P410 -p1 -b .dawn-fix-typos %patch -P410 -p1 -b .dawn-fix-typos
%patch -P411 -p1 -b .dawn-fix-ppc64le-detection %patch -P411 -p1 -b .dawn-fix-ppc64le-detection

25
fix-rust-linking.patch
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@ -1,8 +1,8 @@
Index: chromium-121.0.6167.75/build/toolchain/gcc_toolchain.gni Index: chromium-127.0.6533.72/build/toolchain/gcc_toolchain.gni
=================================================================== ===================================================================
--- chromium-121.0.6167.75.orig/build/toolchain/gcc_toolchain.gni --- chromium-127.0.6533.72.orig/build/toolchain/gcc_toolchain.gni
+++ chromium-121.0.6167.75/build/toolchain/gcc_toolchain.gni +++ chromium-127.0.6533.72/build/toolchain/gcc_toolchain.gni
@@ -464,7 +464,13 @@ template("single_gcc_toolchain") { @@ -439,7 +439,13 @@ template("single_gcc_toolchain") {
# -soname flag is not available on aix ld # -soname flag is not available on aix ld
soname_flag = "-Wl,-soname=\"$soname\"" soname_flag = "-Wl,-soname=\"$soname\""
} }
@ -17,7 +17,7 @@ Index: chromium-121.0.6167.75/build/toolchain/gcc_toolchain.gni
# Generate a map file to be used for binary size analysis. # Generate a map file to be used for binary size analysis.
# Map file adds ~10% to the link time on a z620. # Map file adds ~10% to the link time on a z620.
@@ -576,7 +582,13 @@ template("single_gcc_toolchain") { @@ -551,7 +557,13 @@ template("single_gcc_toolchain") {
whole_archive_flag = "-Wl,--whole-archive" whole_archive_flag = "-Wl,--whole-archive"
no_whole_archive_flag = "-Wl,--no-whole-archive" no_whole_archive_flag = "-Wl,--no-whole-archive"
} }
@ -32,18 +32,3 @@ Index: chromium-121.0.6167.75/build/toolchain/gcc_toolchain.gni
if (defined(invoker.strip)) { if (defined(invoker.strip)) {
strip_command = "${invoker.strip} -o \"$sofile\" \"$unstripped_sofile\"" strip_command = "${invoker.strip} -o \"$sofile\" \"$unstripped_sofile\""
@@ -636,7 +648,13 @@ template("single_gcc_toolchain") {
start_group_flag = "-Wl,--start-group"
end_group_flag = "-Wl,--end-group "
}
- link_command = "$ld {{ldflags}}${extra_ldflags} -o \"$unstripped_outfile\" $start_group_flag @\"$rspfile\" {{solibs}} $end_group_flag {{libs}} {{rlibs}}"
+ if (target_cpu == "ppc64") {
+ # Work around linker failures due to Rust libraries and the use of whole-archive
+ link_command = "$ld -Wl,--start-group {{ldflags}}${extra_ldflags} -o \"$unstripped_outfile\" @\"$rspfile\" {{solibs}} {{libs}} {{rlibs}} -Wl,--end-group"
+ }
+ else {
+ link_command = "$ld {{ldflags}}${extra_ldflags} -o \"$unstripped_outfile\" $start_group_flag @\"$rspfile\" {{solibs}} $end_group_flag {{libs}} {{rlibs}}"
+ }
# Generate a map file to be used for binary size analysis.
# Map file adds ~10% to the link time on a z620.

37
use-sysconf-page-size-on-ppc64.patch
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@ -1,10 +1,12 @@
--- a/base/allocator/partition_allocator/src/partition_alloc/page_allocator_constants.h Index: chromium-127.0.6533.72/base/allocator/partition_allocator/src/partition_alloc/page_allocator_constants.h
+++ b/base/allocator/partition_allocator/src/partition_alloc/page_allocator_constants.h ===================================================================
--- chromium-127.0.6533.72.orig/base/allocator/partition_allocator/src/partition_alloc/page_allocator_constants.h
+++ chromium-127.0.6533.72/base/allocator/partition_allocator/src/partition_alloc/page_allocator_constants.h
@@ -176,7 +176,11 @@ SystemPageBaseMask() { @@ -176,7 +176,11 @@ SystemPageBaseMask() {
return ~SystemPageOffsetMask(); return ~SystemPageOffsetMask();
} }
+#if defined(ARCH_CPU_PPC64) +#if PA_BUILDFLAG(PA_ARCH_CPU_PPC64_FAMILY)
+constexpr size_t kPageMetadataShift = 6; // 64 bytes per partition page. +constexpr size_t kPageMetadataShift = 6; // 64 bytes per partition page.
+#else +#else
constexpr size_t kPageMetadataShift = 5; // 32 bytes per partition page. constexpr size_t kPageMetadataShift = 5; // 32 bytes per partition page.
@ -12,13 +14,15 @@
constexpr size_t kPageMetadataSize = 1 << kPageMetadataShift; constexpr size_t kPageMetadataSize = 1 << kPageMetadataShift;
} // namespace internal } // namespace internal
--- a/base/allocator/partition_allocator/src/partition_alloc/partition_page.h Index: chromium-127.0.6533.72/base/allocator/partition_allocator/src/partition_alloc/partition_page.h
+++ b/base/allocator/partition_allocator/src/partition_alloc/partition_page.h ===================================================================
@@ -86,7 +86,11 @@ struct SlotSpanMetadata { --- chromium-127.0.6533.72.orig/base/allocator/partition_allocator/src/partition_alloc/partition_page.h
+++ chromium-127.0.6533.72/base/allocator/partition_allocator/src/partition_alloc/partition_page.h
@@ -87,7 +87,11 @@ struct SlotSpanMetadata {
// CHECK()ed in AllocNewSlotSpan(). // CHECK()ed in AllocNewSlotSpan().
// The maximum number of bits needed to cover all currently supported OSes. // The maximum number of bits needed to cover all currently supported OSes.
+#if defined(ARCH_CPU_PPC64) +#if PA_BUILDFLAG(PA_ARCH_CPU_PPC64_FAMILY)
+ static constexpr size_t kMaxSlotsPerSlotSpanBits = 15; + static constexpr size_t kMaxSlotsPerSlotSpanBits = 15;
+#else +#else
static constexpr size_t kMaxSlotsPerSlotSpanBits = 13; static constexpr size_t kMaxSlotsPerSlotSpanBits = 13;
@ -26,11 +30,11 @@
static_assert(kMaxSlotsPerSlotSpan < (1 << kMaxSlotsPerSlotSpanBits), ""); static_assert(kMaxSlotsPerSlotSpan < (1 << kMaxSlotsPerSlotSpanBits), "");
// |marked_full| isn't equivalent to being full. Slot span is marked as full // |marked_full| isn't equivalent to being full. Slot span is marked as full
@@ -100,7 +104,11 @@ struct SlotSpanMetadata { @@ -101,7 +105,11 @@ struct SlotSpanMetadata {
private: private:
const uint32_t can_store_raw_size_ : 1; const uint32_t can_store_raw_size_ : 1;
uint32_t freelist_is_sorted_ : 1; uint32_t freelist_is_sorted_ : 1;
+#if defined(ARCH_CPU_PPC64) +#if PA_BUILDFLAG(PA_ARCH_CPU_PPC64_FAMILY)
+ uint32_t unused1_ : (64 - 1 - 2 * kMaxSlotsPerSlotSpanBits - 1 - 1); + uint32_t unused1_ : (64 - 1 - 2 * kMaxSlotsPerSlotSpanBits - 1 - 1);
+#else +#else
uint32_t unused1_ : (32 - 1 - 2 * kMaxSlotsPerSlotSpanBits - 1 - 1); uint32_t unused1_ : (32 - 1 - 2 * kMaxSlotsPerSlotSpanBits - 1 - 1);
@ -38,16 +42,15 @@
// If |in_empty_cache_|==1, |empty_cache_index| is undefined and mustn't be // If |in_empty_cache_|==1, |empty_cache_index| is undefined and mustn't be
// used. // used.
uint16_t in_empty_cache_ : 1; uint16_t in_empty_cache_ : 1;
--- a/base/allocator/partition_allocator/src/partition_alloc/partition_page_constants.h Index: chromium-127.0.6533.72/base/allocator/partition_allocator/src/partition_alloc/partition_page_constants.h
+++ b/base/allocator/partition_allocator/src/partition_alloc/partition_page_constants.h ===================================================================
@@ -21,6 +21,11 @@ static constexpr size_t kMaxSlotsPerSlot --- chromium-127.0.6533.72.orig/base/allocator/partition_allocator/src/partition_alloc/partition_page_constants.h
+++ chromium-127.0.6533.72/base/allocator/partition_allocator/src/partition_alloc/partition_page_constants.h
@@ -20,7 +20,7 @@
// System page size can be 4, 16, or 64 kiB on Linux on arm64. 64 kiB is
// currently (kMaxSlotsPerSlotSpanBits == 13) not supported by the code, // currently (kMaxSlotsPerSlotSpanBits == 13) not supported by the code,
// so we use the 16 kiB maximum (64 kiB will crash). // so we use the 16 kiB maximum (64 kiB will crash).
static constexpr size_t kMaxSlotsPerSlotSpan = 4 * (1 << 14) / kSmallestBucket; -static constexpr size_t kMaxSlotsPerSlotSpan = 4 * (1 << 14) / kSmallestBucket;
+#elif BUILDFLAG(IS_LINUX) && defined(ARCH_CPU_PPC64)
+// System page size is not a constant on OpenPOWER systems, but is either 4kiB
+// or 64kiB (1 << 12 or 1 << 16)
+// And PartitionPageSize() is 4 times the OS page size.
+static constexpr size_t kMaxSlotsPerSlotSpan = 4 * (1 << 16) / kSmallestBucket; +static constexpr size_t kMaxSlotsPerSlotSpan = 4 * (1 << 16) / kSmallestBucket;
#else #else
// A slot span can "span" multiple PartitionPages, but then its slot size is // A slot span can "span" multiple PartitionPages, but then its slot size is

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