mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-22 23:31:32 +00:00
96ef284da4
when a compile time constant is known. This occurs when implicitly zero extending function arguments from 16 bits to 32 bits. The 8 bit case doesn't need to be handled, as the 8 bit constants are encoded directly, thereby not needing a separate load instruction to form the constant into a register. <rdar://problem/11481151> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158659 91177308-0d34-0410-b5e6-96231b3b80d8
20 lines
438 B
LLVM
20 lines
438 B
LLVM
; RUN: llc %s -o - | FileCheck %s
|
|
; ModuleID = 'bic.c'
|
|
target triple = "thumbv7-apple-ios3.0.0"
|
|
|
|
define zeroext i16 @foo16(i16 zeroext %f) nounwind readnone optsize ssp {
|
|
entry:
|
|
; CHECK: .thumb_func _foo16
|
|
; CHECK: {{bic[^#]*#3}}
|
|
%and = and i16 %f, -4
|
|
ret i16 %and
|
|
}
|
|
|
|
define i32 @foo32(i32 %f) nounwind readnone optsize ssp {
|
|
entry:
|
|
; CHECK: .thumb_func _foo32
|
|
; CHECK: {{bic[^#]*#3}}
|
|
%and = and i32 %f, -4
|
|
ret i32 %and
|
|
}
|