forked from OSchip/llvm-project
20 lines
571 B
C
20 lines
571 B
C
// REQUIRES: msp430-registered-target
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// RUN: %clang_cc1 -mframe-pointer=all -triple msp430 -S %s -o - | FileCheck %s --check-prefix=FP_ENFORCED
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// RUN: %clang_cc1 -triple msp430 -S %s -o - | FileCheck %s --check-prefix=FP_DEFAULT
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// Check the frame pointer is not used on MSP430 by default, but can be forcibly turned on.
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// FP_ENFORCED: push r4
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// FP_ENFORCED: mov r4, r4
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// FP_ENFORCED: pop r4
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// FP_DEFAULT: .globl fp_elim_check
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// FP_DEFAULT-NOT: push r4
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// FP_DEFAULT: mov r4, r4
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// FP_DEFAULT-NOT: pop r4
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void fp_elim_check()
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{
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asm volatile ("mov r4, r4");
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}
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