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Message-Id: <1443785556-27473-3-git-send-email-alexinbeijing@gmail.com>
Date: Fri, 2 Oct 2015 13:32:34 +0200
From: Alex Dowad <alexinbeijing@...il.com>
To: musl@...ts.openwall.com
Subject: [PATCH 3/5] When generating CFI for i386 asm, don't mistake an FMUL instruction for MUL
---
tools/add-cfi.i386.awk | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/tools/add-cfi.i386.awk b/tools/add-cfi.i386.awk
index 2da1899..5dc8794 100644
--- a/tools/add-cfi.i386.awk
+++ b/tools/add-cfi.i386.awk
@@ -188,9 +188,9 @@ function trashed(register) {
/(add|addl|sub|subl|and|or|xor|lea|sal|sar|shl|shr) %e(ax|bx|cx|dx|si|di|bp),/ {
trashed(get_reg1())
}
-/i?mul [^,]*$/ { trashed("eax"); trashed("edx") }
-/i?mul %e(ax|bx|cx|dx|si|di|bp),/ { trashed(get_reg1()) }
-/^i?div/ { trashed("eax"); trashed("edx") }
+/^i?mul [^,]*$/ { trashed("eax"); trashed("edx") }
+/^i?mul %e(ax|bx|cx|dx|si|di|bp),/ { trashed(get_reg1()) }
+/^i?div/ { trashed("eax"); trashed("edx") }
/(dec|inc|not|neg|pop) %e(ax|bx|cx|dx|si|di|bp)/ { trashed(get_reg()) }
/cpuid/ { trashed("eax"); trashed("ebx"); trashed("ecx"); trashed("edx") }
--
2.0.0.GIT
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