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llvm-mirror/test/CodeGen/ARM/constants.ll
Justin Bogner 6df517bf63 AsmPrinter: Use emitGlobalConstantFP to emit elements of constant data
It's strange to duplicate the logic for emitting FP values into
emitGlobalConstantDataSequential, and it's even stranger that we end
up printing the verbose assembly comments differently between the two
paths. Just call into emitGlobalConstantFP rather than crudely
duplicating its logic.

llvm-svn: 254988
2015-12-08 02:37:48 +00:00

70 lines
1.4 KiB
LLVM

; RUN: llc < %s -mtriple=armv4t-unknown-linux-gnueabi -disable-cgp-branch-opts -verify-machineinstrs | FileCheck %s
define i32 @f1() {
; CHECK: f1
; CHECK: mov r0, #0
ret i32 0
}
define i32 @f2() {
; CHECK: f2
; CHECK: mov r0, #255
ret i32 255
}
define i32 @f3() {
; CHECK: f3
; CHECK: mov r0, #256
ret i32 256
}
define i32 @f4() {
; CHECK: f4
; CHECK: orr{{.*}}#256
ret i32 257
}
define i32 @f5() {
; CHECK: f5
; CHECK: mov r0, #-1073741761
ret i32 -1073741761
}
define i32 @f6() {
; CHECK: f6
; CHECK: mov r0, #1008
ret i32 1008
}
define void @f7(i32 %a) {
; CHECK: f7
; CHECK: cmp r0, #65536
%b = icmp ugt i32 %a, 65536
br i1 %b, label %r, label %r
r:
ret void
}
define i32 @f8() nounwind {
; Check that constant propagation through (i32)-1 => (float)Nan => (i32)-1
; gives expected result
; CHECK: f8
; CHECK: mvn r0, #0
%tmp0 = bitcast i32 -1 to float
%tmp1 = bitcast float %tmp0 to i32
ret i32 %tmp1
}
%t1 = type { <3 x float>, <3 x float> }
@const1 = global %t1 { <3 x float> zeroinitializer,
<3 x float> <float 1.000000e+00,
float 2.000000e+00,
float 3.000000e+00> }, align 16
; CHECK: const1
; CHECK: .zero 16
; CHECK: float 1
; CHECK: float 2
; CHECK: float 3
; CHECK: .zero 4