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c5a81e8618
This patch adds support for struct return values to the MSP430 target backend. It also reverses the order of argument and return registers in the calling convention to bring it into closer alignment with the published EABI from TI. Patch by Andrew Wygle (awygle). Differential Revision: https://reviews.llvm.org/D29069 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296807 91177308-0d34-0410-b5e6-96231b3b80d8
47 lines
906 B
LLVM
47 lines
906 B
LLVM
; RUN: llc -march=msp430 < %s | FileCheck %s
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target datalayout = "e-p:16:8:8-i8:8:8-i8:8:8-i32:8:8"
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target triple = "msp430-generic-generic"
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@foo = common global i8 0, align 1
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define i8 @add(i8 %a) nounwind {
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; CHECK-LABEL: add:
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; CHECK: add.b &foo, r12
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%1 = load i8, i8* @foo
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%2 = add i8 %a, %1
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ret i8 %2
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}
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define i8 @and(i8 %a) nounwind {
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; CHECK-LABEL: and:
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; CHECK: and.b &foo, r12
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%1 = load i8, i8* @foo
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%2 = and i8 %a, %1
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ret i8 %2
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}
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define i8 @bis(i8 %a) nounwind {
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; CHECK-LABEL: bis:
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; CHECK: bis.b &foo, r12
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%1 = load i8, i8* @foo
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%2 = or i8 %a, %1
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ret i8 %2
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}
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define i8 @bic(i8 %a) nounwind {
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; CHECK-LABEL: bic:
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; CHECK: bic.b &foo, r12
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%1 = load i8, i8* @foo
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%2 = xor i8 %1, -1
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%3 = and i8 %a, %2
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ret i8 %3
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}
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define i8 @xor(i8 %a) nounwind {
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; CHECK-LABEL: xor:
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; CHECK: xor.b &foo, r12
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%1 = load i8, i8* @foo
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%2 = xor i8 %a, %1
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ret i8 %2
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}
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