1; RUN: llc < %s -fast-isel -fast-isel-abort=1 -verify-machineinstrs -mtriple=i686-- -mattr=sse2 -no-integrated-as 2; RUN: llc < %s -fast-isel -fast-isel-abort=1 -verify-machineinstrs -mtriple=x86_64-apple-darwin10 -no-integrated-as 3 4; This tests very minimal fast-isel functionality. 5 6define ptr @foo(ptr %p, ptr %q, ptr %z) nounwind { 7entry: 8 %r = load i32, ptr %p 9 %s = load i32, ptr %q 10 %y = load ptr, ptr %z 11 br label %fast 12 13fast: 14 %t0 = add i32 %r, %s 15 %t1 = mul i32 %t0, %s 16 %t2 = sub i32 %t1, %s 17 %t3 = and i32 %t2, %s 18 %t4 = xor i32 %t3, 3 19 %t5 = xor i32 %t4, %s 20 %t6 = add i32 %t5, 2 21 %t7 = getelementptr i32, ptr %y, i32 1 22 %t8 = getelementptr i32, ptr %t7, i32 %t6 23 call void asm sideeffect "hello world", ""() 24 br label %exit 25 26exit: 27 ret ptr %t8 28} 29 30define void @bar(ptr %p, ptr %q) nounwind { 31entry: 32 %r = load double, ptr %p 33 %s = load double, ptr %q 34 br label %fast 35 36fast: 37 %t0 = fadd double %r, %s 38 %t1 = fmul double %t0, %s 39 %t2 = fsub double %t1, %s 40 %t3 = fadd double %t2, 707.0 41 br label %exit 42 43exit: 44 store double %t3, ptr %q 45 ret void 46} 47 48define i32 @cast() nounwind { 49entry: 50 %tmp2 = bitcast i32 0 to i32 51 ret i32 %tmp2 52} 53 54define void @ptrtoint_i1(ptr %p, ptr %q) nounwind { 55 %t = ptrtoint ptr %p to i1 56 store i1 %t, ptr %q 57 ret void 58} 59define ptr @inttoptr_i1(i1 %p) nounwind { 60 %t = inttoptr i1 %p to ptr 61 ret ptr %t 62} 63define i32 @ptrtoint_i32(ptr %p) nounwind { 64 %t = ptrtoint ptr %p to i32 65 ret i32 %t 66} 67define ptr @inttoptr_i32(i32 %p) nounwind { 68 %t = inttoptr i32 %p to ptr 69 ret ptr %t 70} 71 72define void @trunc_i32_i8(i32 %x, ptr %p) nounwind { 73 %tmp1 = trunc i32 %x to i8 74 store i8 %tmp1, ptr %p 75 ret void 76} 77 78define void @trunc_i16_i8(i16 signext %x, ptr %p) nounwind { 79 %tmp1 = trunc i16 %x to i8 80 store i8 %tmp1, ptr %p 81 ret void 82} 83 84define void @shl_i8(i8 %a, i8 %c, ptr %p) nounwind { 85 %tmp = shl i8 %a, %c 86 store i8 %tmp, ptr %p 87 ret void 88} 89 90define void @mul_i8(i8 %a, ptr %p) nounwind { 91 %tmp = mul i8 %a, 17 92 store i8 %tmp, ptr %p 93 ret void 94} 95 96define void @load_store_i1(ptr %p, ptr %q) nounwind { 97 %t = load i1, ptr %p 98 store i1 %t, ptr %q 99 ret void 100} 101 102define void @freeze_i32(i32 %x) { 103 %t = freeze i32 %x 104 ret void 105} 106 107@crash_test1x = external global <2 x i32>, align 8 108 109define void @crash_test1() nounwind ssp { 110 %tmp = load <2 x i32>, ptr @crash_test1x, align 8 111 %neg = xor <2 x i32> %tmp, <i32 -1, i32 -1> 112 ret void 113} 114 115declare void @llvm.lifetime.start.p0(i64, ptr nocapture) nounwind 116 117define ptr @life() nounwind { 118 %a1 = alloca ptr, align 8 119 call void @llvm.lifetime.start.p0(i64 -1, ptr %a1) nounwind 120 %a3 = load ptr, ptr %a1, align 8 121 ret ptr %a3 122} 123 124declare void @llvm.donothing() readnone 125 126; CHECK: donada 127define void @donada() nounwind { 128entry: 129 call void @llvm.donothing() 130 ret void 131} 132