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[vm, compiler] Decide how many Q registers are available based on target OS.

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TEST=ci
Change-Id: Ieefb6d56a4110a9277c5f217a800c3297de8964e
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/238383
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
This commit is contained in:
Ryan Macnak 2022-12-15 18:05:31 +00:00 committed by Commit Queue
parent 70dd0044dd
commit 6d41f47d45
1 changed files with 4 additions and 8 deletions
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12
runtime/vm/constants_arm.h
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@ -35,16 +35,12 @@ namespace dart {
// We support both VFPv3-D16 and VFPv3-D32 profiles, but currently only one at
// a time.
#if defined(__ARM_ARCH_7A__)
#define VFPv3_D32
#elif defined(TARGET_ARCH_ARM) && !defined(HOST_ARCH_ARM)
// If we're running in the simulator, use all 32.
#if defined(DART_TARGET_OS_ANDROID) || defined(DART_TARGET_OS_LINUX)
#define VFPv3_D16
#elif defined(DART_TARGET_OS_MACOS_IOS) || defined(DART_TARGET_OS_WINDOWS)
#define VFPv3_D32
#else
#define VFPv3_D16
#endif
#if defined(VFPv3_D16) == defined(VFPv3_D32)
#error "Exactly one of VFPv3_D16 or VFPv3_D32 can be defined at a time."
#error Which VFP?
#endif
// The Linux/Android ABI and the iOS ABI differ in their choice of frame