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ieee754-df.S: Fix typos in comments. 

2016-04-20  Martin Galvan  <martin.galvan@tallertechnologies.com>

	libgcc/
	* config/arm/ieee754-df.S: Fix typos in comments.

From-SVN: r235291
This commit is contained in:
Martin Galvan 2016-04-20 15:49:13 +00:00 committed by Sandra Loosemore
parent 477d4906b8
commit 4986f823a2
2 changed files with 15 additions and 11 deletions
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4
libgcc/ChangeLog
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@ -1,3 +1,7 @@
2016-04-20 Martin Galvan <martin.galvan@tallertechnologies.com>
* config/arm/ieee754-df.S: Fix typos in comments.
2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/70381

22
libgcc/config/arm/ieee754-df.S
View File

@ -160,8 +160,8 @@ ARM_FUNC_ALIAS aeabi_dadd adddf3
teq r4, r5
beq LSYM(Lad_d)
@ CFI note: we're lucky that the branches to Lad_* that appear after this function
@ have a CFI state that's exactly the same as the one we're in at this
@ CFI note: we're lucky that the branches to Lad_* that appear after this
@ function have a CFI state that's exactly the same as the one we're in at this
@ point. Otherwise the CFI would change to a different state after the branch,
@ which would be disastrous for backtracing.
LSYM(Lad_x):
@ -1158,8 +1158,8 @@ ARM_FUNC_ALIAS eqdf2 cmpdf2
1: str ip, [sp, #-4]!
.cfi_adjust_cfa_offset 4 @ CFA is now sp + previousOffset + 4.
@ We're not adding CFI for ip as it's pushed into the stack
@ only because @ it may be popped off later as a return value
@ (i.e. we're not preserving @ it anyways).
@ only because it may be popped off later as a return value
@ (i.e. we're not preserving it anyways).
@ Trap any INF/NAN first.
mov ip, xh, lsl #1
@ -1169,14 +1169,14 @@ ARM_FUNC_ALIAS eqdf2 cmpdf2
COND(mvn,s,ne) ip, ip, asr #21
beq 3f
.cfi_remember_state
@ Save the current CFI state. This is done because the branch
@ is conditional, @ and if we don't take it we'll issue a
@ .cfi_adjust_cfa_offset and return. @ If we do take it,
@ however, the .cfi_adjust_cfa_offset from the non-branch @ code
@ will affect the branch code as well. To avoid this we'll
@ restore @ the current state before executing the branch code.
@ Save the current CFI state. This is done because the branch
@ is conditional, and if we don't take it we'll issue a
@ .cfi_adjust_cfa_offset and return. If we do take it,
@ however, the .cfi_adjust_cfa_offset from the non-branch code
@ will affect the branch code as well. To avoid this we'll
@ restore the current state before executing the branch code.
@ Test for equality. @ Note that 0.0 is equal to -0.0.
@ Test for equality. Note that 0.0 is equal to -0.0.
2: add sp, sp, #4
.cfi_adjust_cfa_offset -4 @ CFA is now sp + previousOffset.