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annotate clang/test/CodeGen/mozilla-ms-inline-asm.c @ 207:2e18cbf3894f

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LLVM12
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Tue, 08 Jun 2021 06:07:14 +0900
parents 1d019706d866
children c4bab56944e8
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1 // REQUIRES: x86-registered-target
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2 // RUN: %clang_cc1 %s -triple i386-apple-darwin10 -fasm-blocks -emit-llvm -o - | opt -strip -S | FileCheck %s
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3
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4 // Some test cases for MS inline asm support from Mozilla code base.
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5
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6 void invoke_copy_to_stack() {}
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7
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8 void invoke(void* that, unsigned methodIndex,
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9 unsigned paramCount, void* params)
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10 {
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11 // CHECK: @invoke
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12 // CHECK: %5 = alloca i8*, align 4
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13 // CHECK: %6 = alloca i32, align 4
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14 // CHECK: %7 = alloca i32, align 4
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15 // CHECK: %8 = alloca i8*, align 4
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16 // CHECK: store i8* %0, i8** %5, align 4
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17 // CHECK: store i32 %1, i32* %6, align 4
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18 // CHECK: store i32 %2, i32* %7, align 4
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19 // CHECK: store i8* %3, i8** %8, align 4
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20 // CHECK: call void asm sideeffect inteldialect
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21 // CHECK-SAME: mov edx,$1
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22 // CHECK-SAME: test edx,edx
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23 // CHECK-SAME: jz {{[^_]*}}__MSASMLABEL_.${:uid}__noparams
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24 // ^ Can't use {{.*}} here because the matching is greedy.
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25 // CHECK-SAME: mov eax,edx
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26 // CHECK-SAME: shl eax,$$3
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27 // CHECK-SAME: sub esp,eax
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28 // CHECK-SAME: mov ecx,esp
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29 // CHECK-SAME: push $0
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30 // CHECK-SAME: call dword ptr ${2:P}
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31 // CHECK-SAME: {{.*}}__MSASMLABEL_.${:uid}__noparams:
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32 // CHECK-SAME: mov ecx,$3
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33 // CHECK-SAME: push ecx
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34 // CHECK-SAME: mov edx,[ecx]
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35 // CHECK-SAME: mov eax,$4
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36 // CHECK-SAME: call dword ptr[edx + eax * $$4]
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37 // CHECK-SAME: mov esp,ebp
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38 // CHECK-SAME: pop ebp
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39 // CHECK-SAME: ret
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40 // CHECK: "=*m,*m,*m,*m,*m,~{eax},~{ebp},~{ecx},~{edx},~{flags},~{esp},~{dirflag},~{fpsr},~{flags}"
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41 // CHECK: (i8** %8, i32* %7, void (...)* bitcast (void ()* @invoke_copy_to_stack to void (...)*), i8** %5, i32* %6)
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42 // CHECK: ret void
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43 __asm {
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44 mov edx,paramCount
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45 test edx,edx
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46 jz noparams
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47 mov eax,edx
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48 shl eax,3
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49 sub esp,eax
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50 mov ecx,esp
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51 push params
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52 call invoke_copy_to_stack
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53 noparams:
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54 mov ecx,that
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55 push ecx
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56 mov edx,[ecx]
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57 mov eax,methodIndex
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58 call dword ptr[edx+eax*4]
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59 mov esp,ebp
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60 pop ebp
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61 ret
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62 }
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63 }
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