1 ; RUN: llc < %s | FileCheck %s 2 target datalayout = "e-p:64:64:64-S128-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f16:16:16-f32:32:32-f64:64:64-f128:128:128-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" 3 target triple = "x86_64-apple-darwin11.4.0" 4 5 declare i64 @testi() 6 7 define i64 @test_trivial() { 8 %A = tail call i64 @testi() 9 ret i64 %A 10 } 11 ; CHECK: test_trivial: 12 ; CHECK: jmp _testi ## TAILCALL 13 14 15 define i64 @test_noop_bitcast() { 16 %A = tail call i64 @testi() 17 %B = bitcast i64 %A to i64 18 ret i64 %B 19 } 20 ; CHECK: test_noop_bitcast: 21 ; CHECK: jmp _testi ## TAILCALL 22 23 24 ; Tail call shouldn't be blocked by no-op inttoptr. 25 define i8* @test_inttoptr() { 26 %A = tail call i64 @testi() 27 %B = inttoptr i64 %A to i8* 28 ret i8* %B 29 } 30 31 ; CHECK: test_inttoptr: 32 ; CHECK: jmp _testi ## TAILCALL 33 34 35 declare <4 x float> @testv() 36 37 define <4 x i32> @test_vectorbitcast() { 38 %A = tail call <4 x float> @testv() 39 %B = bitcast <4 x float> %A to <4 x i32> 40 ret <4 x i32> %B 41 } 42 ; CHECK: test_vectorbitcast: 43 ; CHECK: jmp _testv ## TAILCALL 44 45 46 declare { i64, i64 } @testp() 47 48 define {i64, i64} @test_pair_trivial() { 49 %A = tail call { i64, i64} @testp() 50 ret { i64, i64} %A 51 } 52 ; CHECK: test_pair_trivial: 53 ; CHECK: jmp _testp ## TAILCALL 54 55 56 57 define {i64, i64} @test_pair_trivial_extract() { 58 %A = tail call { i64, i64} @testp() 59 %x = extractvalue { i64, i64} %A, 0 60 %y = extractvalue { i64, i64} %A, 1 61 62 %b = insertvalue {i64, i64} undef, i64 %x, 0 63 %c = insertvalue {i64, i64} %b, i64 %y, 1 64 65 ret { i64, i64} %c 66 } 67 68 ; CHECK: test_pair_trivial_extract: 69 ; CHECK: jmp _testp ## TAILCALL 70 71 define {i8*, i64} @test_pair_conv_extract() { 72 %A = tail call { i64, i64} @testp() 73 %x = extractvalue { i64, i64} %A, 0 74 %y = extractvalue { i64, i64} %A, 1 75 76 %x1 = inttoptr i64 %x to i8* 77 78 %b = insertvalue {i8*, i64} undef, i8* %x1, 0 79 %c = insertvalue {i8*, i64} %b, i64 %y, 1 80 81 ret { i8*, i64} %c 82 } 83 84 ; CHECK: test_pair_conv_extract: 85 ; CHECK: jmp _testp ## TAILCALL 86 87 88 89 ; PR13006 90 define { i64, i64 } @crash(i8* %this) { 91 %c = tail call { i64, i64 } @testp() 92 %mrv7 = insertvalue { i64, i64 } %c, i64 undef, 1 93 ret { i64, i64 } %mrv7 94 } 95 96 97
