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0ac754f6f4
and still allow immediate encoding, just not with cmn. rdar://11038907 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152869 91177308-0d34-0410-b5e6-96231b3b80d8
251 lines
6.1 KiB
LLVM
251 lines
6.1 KiB
LLVM
; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM
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; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB
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define void @t1a(float %a) uwtable ssp {
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entry:
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; ARM: t1a
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; THUMB: t1a
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%cmp = fcmp oeq float %a, 0.000000e+00
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; ARM: vcmpe.f32 s{{[0-9]+}}, #0
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; THUMB: vcmpe.f32 s{{[0-9]+}}, #0
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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declare void @foo()
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; Shouldn't be able to encode -0.0 imm.
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define void @t1b(float %a) uwtable ssp {
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entry:
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; ARM: t1b
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; THUMB: t1b
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%cmp = fcmp oeq float %a, -0.000000e+00
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; ARM: vldr
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; ARM: vcmpe.f32 s{{[0-9]+}}, s{{[0-9]+}}
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; THUMB: vldr
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; THUMB: vcmpe.f32 s{{[0-9]+}}, s{{[0-9]+}}
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t2a(double %a) uwtable ssp {
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entry:
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; ARM: t2a
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; THUMB: t2a
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%cmp = fcmp oeq double %a, 0.000000e+00
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; ARM: vcmpe.f64 d{{[0-9]+}}, #0
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; THUMB: vcmpe.f64 d{{[0-9]+}}, #0
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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; Shouldn't be able to encode -0.0 imm.
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define void @t2b(double %a) uwtable ssp {
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entry:
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; ARM: t2b
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; THUMB: t2b
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%cmp = fcmp oeq double %a, -0.000000e+00
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; ARM: vldr
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; ARM: vcmpe.f64 d{{[0-9]+}}, d{{[0-9]+}}
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; THUMB: vldr
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; THUMB: vcmpe.f64 d{{[0-9]+}}, d{{[0-9]+}}
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t4(i8 signext %a) uwtable ssp {
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entry:
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; ARM: t4
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; THUMB: t4
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%cmp = icmp eq i8 %a, -1
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; ARM: cmn r{{[0-9]}}, #1
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; THUMB: cmn.w r{{[0-9]}}, #1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t5(i8 zeroext %a) uwtable ssp {
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entry:
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; ARM: t5
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; THUMB: t5
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%cmp = icmp eq i8 %a, 1
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; ARM: cmp r{{[0-9]}}, #1
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; THUMB: cmp r{{[0-9]}}, #1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t6(i16 signext %a) uwtable ssp {
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entry:
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; ARM: t6
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; THUMB: t6
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%cmp = icmp eq i16 %a, -1
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; ARM: cmn r{{[0-9]}}, #1
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; THUMB: cmn.w r{{[0-9]}}, #1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t7(i16 zeroext %a) uwtable ssp {
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entry:
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; ARM: t7
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; THUMB: t7
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%cmp = icmp eq i16 %a, 1
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; ARM: cmp r{{[0-9]}}, #1
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; THUMB: cmp r{{[0-9]}}, #1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t8(i32 %a) uwtable ssp {
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entry:
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; ARM: t8
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; THUMB: t8
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%cmp = icmp eq i32 %a, -1
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; ARM: cmn r{{[0-9]}}, #1
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; THUMB: cmn.w r{{[0-9]}}, #1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t9(i32 %a) uwtable ssp {
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entry:
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; ARM: t9
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; THUMB: t9
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%cmp = icmp eq i32 %a, 1
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; ARM: cmp r{{[0-9]}}, #1
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; THUMB: cmp r{{[0-9]}}, #1
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t10(i32 %a) uwtable ssp {
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entry:
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; ARM: t10
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; THUMB: t10
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%cmp = icmp eq i32 %a, 384
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; ARM: cmp r{{[0-9]}}, #384
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; THUMB: cmp.w r{{[0-9]}}, #384
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t11(i32 %a) uwtable ssp {
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entry:
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; ARM: t11
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; THUMB: t11
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%cmp = icmp eq i32 %a, 4096
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; ARM: cmp r{{[0-9]}}, #4096
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; THUMB: cmp.w r{{[0-9]}}, #4096
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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define void @t12(i8 %a) uwtable ssp {
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entry:
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; ARM: t12
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; THUMB: t12
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%cmp = icmp ugt i8 %a, -113
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; ARM: cmp r{{[0-9]}}, #143
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; THUMB: cmp r{{[0-9]}}, #143
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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tail call void @foo()
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br label %if.end
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if.end: ; preds = %if.then, %entry
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ret void
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}
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; rdar://11038907
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; When comparing LONG_MIN/INT_MIN use a cmp instruction.
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define void @t13() nounwind ssp {
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entry:
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; ARM: t13
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; THUMB: t13
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%cmp = icmp slt i32 -123, -2147483648
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; ARM: cmp r{{[0-9]}}, #-2147483648
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; THUMB: cmp.w r{{[0-9]}}, #-2147483648
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br i1 %cmp, label %if.then, label %if.end
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if.then: ; preds = %entry
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ret void
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if.end: ; preds = %entry
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ret void
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}
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