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150
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1 ; RUN: opt < %s -globalopt -S | FileCheck %s
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2
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173
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3 declare token @llvm.call.preallocated.setup(i32)
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4 declare i8* @llvm.call.preallocated.arg(token, i32)
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5
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150
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6 define internal i32 @f(i32* %m) {
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7 ; CHECK-LABEL: define internal fastcc i32 @f
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8 %v = load i32, i32* %m
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9 ret i32 %v
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10 }
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11
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12 define internal x86_thiscallcc i32 @g(i32* %m) {
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13 ; CHECK-LABEL: define internal fastcc i32 @g
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14 %v = load i32, i32* %m
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15 ret i32 %v
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16 }
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17
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18 ; Leave this one alone, because the user went out of their way to request this
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19 ; convention.
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20 define internal coldcc i32 @h(i32* %m) {
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21 ; CHECK-LABEL: define internal coldcc i32 @h
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22 %v = load i32, i32* %m
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23 ret i32 %v
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24 }
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25
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26 define internal i32 @j(i32* %m) {
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27 ; CHECK-LABEL: define internal i32 @j
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28 %v = load i32, i32* %m
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29 ret i32 %v
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30 }
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31
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32 define internal i32 @inalloca(i32* inalloca %p) {
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33 ; CHECK-LABEL: define internal fastcc i32 @inalloca(i32* %p)
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34 %rv = load i32, i32* %p
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35 ret i32 %rv
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36 }
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37
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173
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38 define internal i32 @preallocated(i32* preallocated(i32) %p) {
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39 ; TODO: handle preallocated:
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40 ; CHECK-NOT-LABEL: define internal fastcc i32 @preallocated(i32* %p)
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41 %rv = load i32, i32* %p
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42 ret i32 %rv
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43 }
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44
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150
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45 define void @call_things() {
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46 %m = alloca i32
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47 call i32 @f(i32* %m)
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48 call x86_thiscallcc i32 @g(i32* %m)
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49 call coldcc i32 @h(i32* %m)
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50 call i32 @j(i32* %m)
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51 %args = alloca inalloca i32
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52 call i32 @inalloca(i32* inalloca %args)
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173
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53 ; TODO: handle preallocated
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54 ;%c = call token @llvm.call.preallocated.setup(i32 1)
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55 ;%N = call i8* @llvm.call.preallocated.arg(token %c, i32 0) preallocated(i32)
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56 ;%n = bitcast i8* %N to i32*
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57 ;call i32 @preallocated(i32* preallocated(i32) %n) ["preallocated"(token %c)]
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150
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58 ret void
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59 }
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60
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61 @llvm.used = appending global [1 x i8*] [
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62 i8* bitcast (i32(i32*)* @j to i8*)
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63 ], section "llvm.metadata"
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64
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65 ; CHECK-LABEL: define void @call_things()
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66 ; CHECK: call fastcc i32 @f
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67 ; CHECK: call fastcc i32 @g
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68 ; CHECK: call coldcc i32 @h
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69 ; CHECK: call i32 @j
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70 ; CHECK: call fastcc i32 @inalloca(i32* %args)
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