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https://github.com/c64scene-ar/llvm-6502.git
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2abadea537
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@205586 91177308-0d34-0410-b5e6-96231b3b80d8
29 lines
556 B
LLVM
29 lines
556 B
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
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define i32 @sbfx1(i32 %a) {
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; CHECK: sbfx1
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; CHECK: sbfx r0, r0, #7, #11
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%t1 = lshr i32 %a, 7
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%t2 = trunc i32 %t1 to i11
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%t3 = sext i11 %t2 to i32
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ret i32 %t3
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}
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define i32 @ubfx1(i32 %a) {
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; CHECK: ubfx1
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; CHECK: ubfx r0, r0, #7, #11
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%t1 = lshr i32 %a, 7
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%t2 = trunc i32 %t1 to i11
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%t3 = zext i11 %t2 to i32
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ret i32 %t3
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}
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define i32 @ubfx2(i32 %a) {
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; CHECK: ubfx2
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; CHECK: ubfx r0, r0, #7, #11
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%t1 = lshr i32 %a, 7
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%t2 = and i32 %t1, 2047
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ret i32 %t2
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}
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