mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-22 18:54:02 +01:00
c23deb9eda
Summary: - Add FREEZE node to SelDag - Lower FreezeInst (in IR) to FREEZE node - Add Legalization for FREEZE node Reviewers: qcolombet, bogner, efriedma, lebedev.ri, nlopes, craig.topper, arsenm Reviewed By: lebedev.ri Subscribers: wdng, xbolva00, Petar.Avramovic, liuz, lkail, dylanmckay, hiraditya, Jim, arsenm, craig.topper, RKSimon, spatel, lebedev.ri, regehr, trentxintong, nlopes, mkuper, llvm-commits Tags: #llvm Differential Revision: https://reviews.llvm.org/D29014
133 lines
2.8 KiB
LLVM
133 lines
2.8 KiB
LLVM
; RUN: llc < %s -fast-isel -fast-isel-abort=1 -verify-machineinstrs -mtriple=i686-- -mattr=sse2 -no-integrated-as
|
|
; RUN: llc < %s -fast-isel -fast-isel-abort=1 -verify-machineinstrs -mtriple=x86_64-apple-darwin10 -no-integrated-as
|
|
|
|
; This tests very minimal fast-isel functionality.
|
|
|
|
define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind {
|
|
entry:
|
|
%r = load i32, i32* %p
|
|
%s = load i32, i32* %q
|
|
%y = load i32*, i32** %z
|
|
br label %fast
|
|
|
|
fast:
|
|
%t0 = add i32 %r, %s
|
|
%t1 = mul i32 %t0, %s
|
|
%t2 = sub i32 %t1, %s
|
|
%t3 = and i32 %t2, %s
|
|
%t4 = xor i32 %t3, 3
|
|
%t5 = xor i32 %t4, %s
|
|
%t6 = add i32 %t5, 2
|
|
%t7 = getelementptr i32, i32* %y, i32 1
|
|
%t8 = getelementptr i32, i32* %t7, i32 %t6
|
|
call void asm sideeffect "hello world", ""()
|
|
br label %exit
|
|
|
|
exit:
|
|
ret i32* %t8
|
|
}
|
|
|
|
define void @bar(double* %p, double* %q) nounwind {
|
|
entry:
|
|
%r = load double, double* %p
|
|
%s = load double, double* %q
|
|
br label %fast
|
|
|
|
fast:
|
|
%t0 = fadd double %r, %s
|
|
%t1 = fmul double %t0, %s
|
|
%t2 = fsub double %t1, %s
|
|
%t3 = fadd double %t2, 707.0
|
|
br label %exit
|
|
|
|
exit:
|
|
store double %t3, double* %q
|
|
ret void
|
|
}
|
|
|
|
define i32 @cast() nounwind {
|
|
entry:
|
|
%tmp2 = bitcast i32 0 to i32
|
|
ret i32 %tmp2
|
|
}
|
|
|
|
define void @ptrtoint_i1(i8* %p, i1* %q) nounwind {
|
|
%t = ptrtoint i8* %p to i1
|
|
store i1 %t, i1* %q
|
|
ret void
|
|
}
|
|
define i8* @inttoptr_i1(i1 %p) nounwind {
|
|
%t = inttoptr i1 %p to i8*
|
|
ret i8* %t
|
|
}
|
|
define i32 @ptrtoint_i32(i8* %p) nounwind {
|
|
%t = ptrtoint i8* %p to i32
|
|
ret i32 %t
|
|
}
|
|
define i8* @inttoptr_i32(i32 %p) nounwind {
|
|
%t = inttoptr i32 %p to i8*
|
|
ret i8* %t
|
|
}
|
|
|
|
define void @trunc_i32_i8(i32 %x, i8* %p) nounwind {
|
|
%tmp1 = trunc i32 %x to i8
|
|
store i8 %tmp1, i8* %p
|
|
ret void
|
|
}
|
|
|
|
define void @trunc_i16_i8(i16 signext %x, i8* %p) nounwind {
|
|
%tmp1 = trunc i16 %x to i8
|
|
store i8 %tmp1, i8* %p
|
|
ret void
|
|
}
|
|
|
|
define void @shl_i8(i8 %a, i8 %c, i8* %p) nounwind {
|
|
%tmp = shl i8 %a, %c
|
|
store i8 %tmp, i8* %p
|
|
ret void
|
|
}
|
|
|
|
define void @mul_i8(i8 %a, i8* %p) nounwind {
|
|
%tmp = mul i8 %a, 17
|
|
store i8 %tmp, i8* %p
|
|
ret void
|
|
}
|
|
|
|
define void @load_store_i1(i1* %p, i1* %q) nounwind {
|
|
%t = load i1, i1* %p
|
|
store i1 %t, i1* %q
|
|
ret void
|
|
}
|
|
|
|
define void @freeze_i32(i32 %x) {
|
|
%t = freeze i32 %x
|
|
ret void
|
|
}
|
|
|
|
@crash_test1x = external global <2 x i32>, align 8
|
|
|
|
define void @crash_test1() nounwind ssp {
|
|
%tmp = load <2 x i32>, <2 x i32>* @crash_test1x, align 8
|
|
%neg = xor <2 x i32> %tmp, <i32 -1, i32 -1>
|
|
ret void
|
|
}
|
|
|
|
declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) nounwind
|
|
|
|
define i64* @life() nounwind {
|
|
%a1 = alloca i64*, align 8
|
|
%a2 = bitcast i64** %a1 to i8*
|
|
call void @llvm.lifetime.start.p0i8(i64 -1, i8* %a2) nounwind
|
|
%a3 = load i64*, i64** %a1, align 8
|
|
ret i64* %a3
|
|
}
|
|
|
|
declare void @llvm.donothing() readnone
|
|
|
|
; CHECK: donada
|
|
define void @donada() nounwind {
|
|
entry:
|
|
call void @llvm.donothing()
|
|
ret void
|
|
}
|