forked from OSchip/llvm-project
68 lines
2.1 KiB
LLVM
68 lines
2.1 KiB
LLVM
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; RUN: llc < %s -mcpu=generic -mtriple=i686-linux -verify-machineinstrs | FileCheck %s -check-prefix=X32-Linux
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; RUN: llc < %s -mtriple=x86_64-linux-gnu -verify-machineinstrs | FileCheck %s -check-prefix=X64-Linux
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; The HiPE compiler (i.e., the native code compiler of the Erlang/OTP system)
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; adds a custom assembly prologue in order to efficiently manipulate the stack
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; at runtime.
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; Just to prevent the alloca from being optimized away.
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declare void @dummy_use(i32*, i32)
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define {i32, i32} @test_basic(i32 %hp, i32 %p) {
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; X32-Linux: test_basic:
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; X32-Linux-NOT: calll inc_stack_0
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; X64-Linux: test_basic:
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; X64-Linux-NOT: callq inc_stack_0
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%mem = alloca i32, i32 10
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call void @dummy_use (i32* %mem, i32 10)
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%1 = insertvalue {i32, i32} undef, i32 %hp, 0
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%2 = insertvalue {i32, i32} %1, i32 %p, 1
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ret {i32, i32} %1
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}
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define cc 11 {i32, i32} @test_basic_hipecc(i32 %hp, i32 %p) {
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; X32-Linux: test_basic_hipecc:
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; X32-Linux: leal -156(%esp), %ebx
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; X32-Linux-NEXT: cmpl 76(%ebp), %ebx
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; X32-Linux-NEXT: jb .LBB1_1
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; X32-Linux: ret
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; X32-Linux: .LBB1_1:
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; X32-Linux-NEXT: calll inc_stack_0
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; X64-Linux: test_basic_hipecc:
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; X64-Linux: leaq -232(%rsp), %r14
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; X64-Linux-NEXT: cmpq 144(%rbp), %r14
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; X64-Linux-NEXT: jb .LBB1_1
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; X64-Linux: ret
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; X64-Linux: .LBB1_1:
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; X64-Linux-NEXT: callq inc_stack_0
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%mem = alloca i32, i32 10
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call void @dummy_use (i32* %mem, i32 10)
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%1 = insertvalue {i32, i32} undef, i32 %hp, 0
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%2 = insertvalue {i32, i32} %1, i32 %p, 1
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ret {i32, i32} %2
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}
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define cc 11 {i32,i32,i32} @test_nocall_hipecc(i32 %hp,i32 %p,i32 %x,i32 %y) {
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; X32-Linux: test_nocall_hipecc:
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; X32-Linux-NOT: calll inc_stack_0
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; X64-Linux: test_nocall_hipecc:
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; X64-Linux-NOT: callq inc_stack_0
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%1 = add i32 %x, %y
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%2 = mul i32 42, %1
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%3 = sub i32 24, %2
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%4 = insertvalue {i32, i32, i32} undef, i32 %hp, 0
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%5 = insertvalue {i32, i32, i32} %4, i32 %p, 1
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%6 = insertvalue {i32, i32, i32} %5, i32 %p, 2
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ret {i32, i32, i32} %6
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}
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