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Fix default CPU for macOS and iOS #14816

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Fix default CPU for macOS and iOS #14816

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22 changes: 13 additions & 9 deletions src/main/starlark/builtins_bzl/common/objc/transitions.bzl
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,12 @@ def _determine_single_architecture(platform_type, settings):
ios_cpus = settings["//command_line_option:ios_multi_cpus"]
if len(ios_cpus) > 0:
return ios_cpus[0]
return _ios_cpu_from_cpu(settings["//command_line_option:cpu"])
cpu_value = settings["//command_line_option:cpu"]
if cpu_value.startswith(IOS_CPU_PREFIX):
return cpu_value[len(IOS_CPU_PREFIX):]
if cpu_value == "darwin_arm64":
return "sim_arm64"
return DEFAULT_IOS_CPU
if platform_type == WATCHOS:
watchos_cpus = settings["//command_line_option:watchos_cpus"]
if len(watchos_cpus) == 0:
Expand All @@ -44,9 +49,12 @@ def _determine_single_architecture(platform_type, settings):
return tvos_cpus[0]
if platform_type == MACOS:
macos_cpus = settings["//command_line_option:macos_cpus"]
if len(macos_cpus) == 0:
return DEFAULT_MACOS_CPU
return macos_cpus[0]
if macos_cpus:
return macos_cpus[0]
cpu_value = settings["//command_line_option:cpu"]
if cpu_value.startswith(DARWIN_CPU_PREFIX):
return cpu_value[len(DARWIN_CPU_PREFIX):]
return DEFAULT_MACOS_CPU
if platform_type == CATALYST:
catalyst_cpus = settings["//command_line_option:catalyst_cpus"]
if len(catalyst_cpus) == 0:
Expand All @@ -61,17 +69,13 @@ TVOS = "tvos"
MACOS = "macos"
CATALYST = "catalyst"
IOS_CPU_PREFIX = "ios_"
DARWIN_CPU_PREFIX = "darwin_"
DEFAULT_IOS_CPU = "x86_64"
DEFAULT_WATCHOS_CPU = "i386"
DEFAULT_TVOS_CPU = "x86_64"
DEFAULT_MACOS_CPU = "x86_64"
DEFAULT_CATALYST_CPU = "x86_64"

def _ios_cpu_from_cpu(cpu):
if cpu.startswith(IOS_CPU_PREFIX):
return cpu[len(IOS_CPU_PREFIX):]
return DEFAULT_IOS_CPU

def _output_dictionary(settings, cpu, platform_type, platforms):
return {
"//command_line_option:apple configuration distinguisher": "applebin_" + platform_type,
Expand Down