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[libunwind][mips] Modify the __mips_fpr macro check
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Authored by smaksimovic on Aug 3 2018, 5:22 AM.

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Summary

The __mips_fpr macro can take the value of 0 as well, change to account for that case.

LGTM

This revision is now accepted and ready to land.Aug 3 2018, 4:15 PM

This revision was automatically updated to reflect the committed changes.

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	// thread state pointer is in a0 ($4)			// thread state pointer is in a0 ($4)
	//			//
	DEFINE_LIBUNWIND_PRIVATE_FUNCTION(_ZN9libunwind18Registers_mips_o326jumptoEv)			DEFINE_LIBUNWIND_PRIVATE_FUNCTION(_ZN9libunwind18Registers_mips_o326jumptoEv)
	.set push			.set push
	.set noat			.set noat
	.set noreorder			.set noreorder
	.set nomacro			.set nomacro
	#ifdef __mips_hard_float			#ifdef __mips_hard_float
	#if __mips_fpr == 32			#if __mips_fpr != 64
	ldc1 $f0, (4 * 36 + 8 * 0)($4)			ldc1 $f0, (4 * 36 + 8 * 0)($4)
	ldc1 $f2, (4 * 36 + 8 * 2)($4)			ldc1 $f2, (4 * 36 + 8 * 2)($4)
	ldc1 $f4, (4 * 36 + 8 * 4)($4)			ldc1 $f4, (4 * 36 + 8 * 4)($4)
	ldc1 $f6, (4 * 36 + 8 * 6)($4)			ldc1 $f6, (4 * 36 + 8 * 6)($4)
	ldc1 $f8, (4 * 36 + 8 * 8)($4)			ldc1 $f8, (4 * 36 + 8 * 8)($4)
	ldc1 $f10, (4 * 36 + 8 * 10)($4)			ldc1 $f10, (4 * 36 + 8 * 10)($4)
	ldc1 $f12, (4 * 36 + 8 * 12)($4)			ldc1 $f12, (4 * 36 + 8 * 12)($4)
	ldc1 $f14, (4 * 36 + 8 * 14)($4)			ldc1 $f14, (4 * 36 + 8 * 14)($4)
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Show First 20 Lines • Show All 162 Lines • ▼ Show 20 Lines	DEFINE_LIBUNWIND_FUNCTION(unw_getcontext)
# Store return address to pc		# Store return address to pc
sw $31, (4 * 32)($4)		sw $31, (4 * 32)($4)
# hi and lo		# hi and lo
mfhi $8		mfhi $8
sw $8, (4 * 33)($4)		sw $8, (4 * 33)($4)
mflo $8		mflo $8
sw $8, (4 * 34)($4)		sw $8, (4 * 34)($4)
#ifdef __mips_hard_float		#ifdef __mips_hard_float
#if __mips_fpr == 32		#if __mips_fpr != 64
sdc1 $f0, (4 * 36 + 8 * 0)($4)		sdc1 $f0, (4 * 36 + 8 * 0)($4)
sdc1 $f2, (4 * 36 + 8 * 2)($4)		sdc1 $f2, (4 * 36 + 8 * 2)($4)
sdc1 $f4, (4 * 36 + 8 * 4)($4)		sdc1 $f4, (4 * 36 + 8 * 4)($4)
sdc1 $f6, (4 * 36 + 8 * 6)($4)		sdc1 $f6, (4 * 36 + 8 * 6)($4)
sdc1 $f8, (4 * 36 + 8 * 8)($4)		sdc1 $f8, (4 * 36 + 8 * 8)($4)
sdc1 $f10, (4 * 36 + 8 * 10)($4)		sdc1 $f10, (4 * 36 + 8 * 10)($4)
sdc1 $f12, (4 * 36 + 8 * 12)($4)		sdc1 $f12, (4 * 36 + 8 * 12)($4)
sdc1 $f14, (4 * 36 + 8 * 14)($4)		sdc1 $f14, (4 * 36 + 8 * 14)($4)
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