Message 82374 - Python tracker

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Author	mark.dickinson
Recipients	christian.heimes, collinwinter, gregory.p.smith, jyasskin, loewis, mark.dickinson, pitrou, schuppenies, vstinner
Date	2009-02-17.21:56:36
SpamBayes Score	0.011257024
Marked as misclassified	No
Message-id	<1234907797.99.0.874674564958.issue4258@psf.upfronthosting.co.za>
In-reply-to

Content
It looks as though Visual Studio 2008 does the 'right' thing, too, at least in some circumstances. Here's some assembler output (MSVC Express Edition, 32-bit Windows XP / Macbook Pro). ; 3 : unsigned long long mul(unsigned long x, unsigned long y) { push ebp mov ebp, esp ; 4 : return (unsigned long long)x * y; mov eax, DWORD PTR _x$[ebp] mov ecx, DWORD PTR _y$[ebp] mul ecx ; 5 : } pop ebp ret 0

It looks as though Visual Studio 2008 does the 'right' thing, too, at 
least in some circumstances.  Here's some assembler output (MSVC Express 
Edition, 32-bit Windows XP / Macbook Pro).

; 3    : unsigned long long mul(unsigned long x, unsigned long y) {

	push	ebp
	mov	ebp, esp

; 4    :     return (unsigned long long)x * y;

	mov	eax, DWORD PTR _x$[ebp]
	mov	ecx, DWORD PTR _y$[ebp]
	mul	ecx

; 5    : }

	pop	ebp
	ret	0

History
Date	User	Action	Args
2009-02-17 21:56:38	mark.dickinson	set	recipients: + mark.dickinson, loewis, collinwinter, gregory.p.smith, pitrou, vstinner, christian.heimes, jyasskin, schuppenies
2009-02-17 21:56:37	mark.dickinson	set	messageid: <1234907797.99.0.874674564958.issue4258@psf.upfronthosting.co.za>
2009-02-17 21:56:36	mark.dickinson	link	issue4258 messages
2009-02-17 21:56:36	mark.dickinson	create