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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
; These tests would be improved by 'movs r0, #0' being rematerialized below the
; test as 'mov.w r0, #0'.
; 0x000000bb = 187
define i32 @f1(i32 %a) {
; CHECK-LABEL: f1:
; CHECK: cmp {{.*}}, #187
%tmp = icmp ne i32 %a, 187
%ret = select i1 %tmp, i32 42, i32 24
ret i32 %ret
}
; 0x00aa00aa = 11141290
define i32 @f2(i32 %a) {
; CHECK-LABEL: f2:
; CHECK: cmp.w {{.*}}, #11141290
%tmp = icmp eq i32 %a, 11141290
%ret = select i1 %tmp, i32 42, i32 24
ret i32 %ret
}
; 0xcc00cc00 = 3422604288
define i32 @f3(i32 %a) {
; CHECK-LABEL: f3:
; CHECK: cmp.w {{.*}}, #-872363008
%tmp = icmp ne i32 %a, 3422604288
%ret = select i1 %tmp, i32 42, i32 24
ret i32 %ret
}
; 0xdddddddd = 3722304989
define i32 @f4(i32 %a) {
; CHECK-LABEL: f4:
; CHECK: cmp.w {{.*}}, #-572662307
%tmp = icmp ne i32 %a, 3722304989
%ret = select i1 %tmp, i32 42, i32 24
ret i32 %ret
}
; 0x00110000 = 1114112
define i32 @f5(i32 %a) {
; CHECK-LABEL: f5:
; CHECK: cmp.w {{.*}}, #1114112
%tmp = icmp eq i32 %a, 1114112
%ret = select i1 %tmp, i32 42, i32 24
ret i32 %ret
}
; Check that we don't do an invalid (a > b) --> !(a < b + 1) transform.
;
; CHECK-LABEL: f6:
; CHECK-NOT: cmp.w {{.*}}, #-2147483648
; CHECK: bx lr
define i32 @f6(i32 %a) {
%tmp = icmp sgt i32 %a, 2147483647
br i1 %tmp, label %true, label %false
true:
ret i32 2
false:
ret i32 0
}
define i32 @slt_poweroftwo(i32 %a) {
; CHECK-LABEL: slt_poweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp slt i32 %a, 4096
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sle_poweroftwo(i32 %a) {
; CHECK-LABEL: sle_poweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp sle i32 %a, 4096
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sge_poweroftwo(i32 %a) {
; CHECK-LABEL: sge_poweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp sge i32 %a, 4096
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sgt_poweroftwo(i32 %a) {
; CHECK-LABEL: sgt_poweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp sgt i32 %a, 4096
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @slt_nearpoweroftwo(i32 %a) {
; CHECK-LABEL: slt_nearpoweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp slt i32 %a, 4097
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sle_nearpoweroftwo(i32 %a) {
; CHECK-LABEL: sle_nearpoweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp sle i32 %a, 4095
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sge_nearpoweroftwo(i32 %a) {
; CHECK-LABEL: sge_nearpoweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp sge i32 %a, 4097
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sgt_nearpoweroftwo(i32 %a) {
; CHECK-LABEL: sgt_nearpoweroftwo:
; CHECK: cmp.w r0, #4096
%b = icmp sgt i32 %a, 4095
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @slt_neg_soimm(i32 %a) {
; CHECK-LABEL: slt_neg_soimm:
; CHECK: cmn.w r0, #7929856
%b = icmp slt i32 %a, -7929856
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sle_neg_soimm(i32 %a) {
; CHECK-LABEL: sle_neg_soimm:
; CHECK: cmn.w r0, #7929856
%b = icmp sle i32 %a, -7929856
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sge_neg_soimm(i32 %a) {
; CHECK-LABEL: sge_neg_soimm:
; CHECK: cmn.w r0, #7929856
%b = icmp sge i32 %a, -7929856
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sgt_neg_soimm(i32 %a) {
; CHECK-LABEL: sgt_neg_soimm:
; CHECK: cmn.w r0, #7929856
%b = icmp sgt i32 %a, -7929856
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @slt_notneg_soimm(i32 %a) {
; CHECK-LABEL: slt_notneg_soimm:
; CHECK: cmp.w r0, #-2013231104
%b = icmp slt i32 %a, -2013231104
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sle_notneg_soimm(i32 %a) {
; CHECK-LABEL: sle_notneg_soimm:
; CHECK: cmp.w r0, #-2013231104
%b = icmp sle i32 %a, -2013231104
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sge_notneg_soimm(i32 %a) {
; CHECK-LABEL: sge_notneg_soimm:
; CHECK: cmp.w r0, #-2013231104
%b = icmp sge i32 %a, -2013231104
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sgt_notneg_soimm(i32 %a) {
; CHECK-LABEL: sgt_notneg_soimm:
; CHECK: cmp.w r0, #-2013231104
%b = icmp sgt i32 %a, -2013231104
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sgt_movw(i32 %a) {
; CHECK-LABEL: sgt_movw:
; CHECK: movw r1, #2167
%b = icmp sgt i32 %a, 2166
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
define i32 @sgt_neg_movw(i32 %a) {
; CHECK-LABEL: sgt_neg_movw:
; CHECK: movw r1, #63371
; CHECK: movt r1, #65535
%b = icmp sgt i32 %a, -2166
br i1 %b, label %true, label %false
true:
ret i32 1
false:
ret i32 2
}
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