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https://github.com/c64scene-ar/llvm-6502.git
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5b0d946537
types, as well as int<->ptr casts. This allows us to tailcall functions with some trivial casts between the call and return (i.e. because the return types disagree). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157798 91177308-0d34-0410-b5e6-96231b3b80d8
44 lines
1.1 KiB
LLVM
44 lines
1.1 KiB
LLVM
; RUN: llc < %s | FileCheck %s
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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"
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target triple = "x86_64-apple-darwin11.4.0"
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declare i64 @testi()
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define i64 @test_trivial() {
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%A = tail call i64 @testi()
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ret i64 %A
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}
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; CHECK: test_trivial:
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; CHECK: jmp _testi ## TAILCALL
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define i64 @test_noop_bitcast() {
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%A = tail call i64 @testi()
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%B = bitcast i64 %A to i64
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ret i64 %B
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}
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; CHECK: test_noop_bitcast:
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; CHECK: jmp _testi ## TAILCALL
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; Tail call shouldn't be blocked by no-op inttoptr.
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define i8* @test_inttoptr() {
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%A = tail call i64 @testi()
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%B = inttoptr i64 %A to i8*
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ret i8* %B
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}
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; CHECK: test_inttoptr:
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; CHECK: jmp _testi ## TAILCALL
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declare <4 x float> @testv()
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define <4 x i32> @test_vectorbitcast() {
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%A = tail call <4 x float> @testv()
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%B = bitcast <4 x float> %A to <4 x i32>
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ret <4 x i32> %B
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}
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; CHECK: test_vectorbitcast:
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; CHECK: jmp _testv ## TAILCALL
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