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|
; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
; Test #<const>
; var 2.1 - 0x00ab00ab
define i32 @t2_const_var2_1_ok_1(i32 %lhs) {
;CHECK: t2_const_var2_1_ok_1:
;CHECK: add.w r0, r0, #11206827
%ret = add i32 %lhs, 11206827 ; 0x00ab00ab
ret i32 %ret
}
define i32 @t2_const_var2_1_ok_2(i32 %lhs) {
;CHECK: t2_const_var2_1_ok_2:
;CHECK: add.w r0, r0, #11206656
;CHECK: adds r0, #187
%ret = add i32 %lhs, 11206843 ; 0x00ab00bb
ret i32 %ret
}
define i32 @t2_const_var2_1_ok_3(i32 %lhs) {
;CHECK: t2_const_var2_1_ok_3:
;CHECK: add.w r0, r0, #11206827
;CHECK: add.w r0, r0, #16777216
%ret = add i32 %lhs, 27984043 ; 0x01ab00ab
ret i32 %ret
}
define i32 @t2_const_var2_1_ok_4(i32 %lhs) {
;CHECK: t2_const_var2_1_ok_4:
;CHECK: add.w r0, r0, #16777472
;CHECK: add.w r0, r0, #11206827
%ret = add i32 %lhs, 27984299 ; 0x01ab01ab
ret i32 %ret
}
define i32 @t2_const_var2_1_fail_1(i32 %lhs) {
;CHECK: t2_const_var2_1_fail_1:
;CHECK: movw r1, #43777
;CHECK: movt r1, #427
;CHECK: add r0, r1
%ret = add i32 %lhs, 28027649 ; 0x01abab01
ret i32 %ret
}
; var 2.2 - 0xab00ab00
define i32 @t2_const_var2_2_ok_1(i32 %lhs) {
;CHECK: t2_const_var2_2_ok_1:
;CHECK: add.w r0, r0, #-1426019584
%ret = add i32 %lhs, 2868947712 ; 0xab00ab00
ret i32 %ret
}
define i32 @t2_const_var2_2_ok_2(i32 %lhs) {
;CHECK: t2_const_var2_2_ok_2:
;CHECK: add.w r0, r0, #2868903936
;CHECK: add.w r0, r0, #47616
%ret = add i32 %lhs, 2868951552 ; 0xab00ba00
ret i32 %ret
}
define i32 @t2_const_var2_2_ok_3(i32 %lhs) {
;CHECK: t2_const_var2_2_ok_3:
;CHECK: add.w r0, r0, #2868947712
;CHECK: adds r0, #16
%ret = add i32 %lhs, 2868947728 ; 0xab00ab10
ret i32 %ret
}
define i32 @t2_const_var2_2_ok_4(i32 %lhs) {
;CHECK: t2_const_var2_2_ok_4:
;CHECK: add.w r0, r0, #2868947712
;CHECK: add.w r0, r0, #1048592
%ret = add i32 %lhs, 2869996304 ; 0xab10ab10
ret i32 %ret
}
define i32 @t2_const_var2_2_fail_1(i32 %lhs) {
;CHECK: t2_const_var2_2_fail_1:
;CHECK: movw r1, #43792
;CHECK: movt r1, #4267
;CHECK: add r0, r1
%ret = add i32 %lhs, 279685904 ; 0x10abab10
ret i32 %ret
}
; var 2.3 - 0xabababab
define i32 @t2_const_var2_3_ok_1(i32 %lhs) {
;CHECK: t2_const_var2_3_ok_1:
;CHECK: add.w r0, r0, #-1414812757
%ret = add i32 %lhs, 2880154539 ; 0xabababab
ret i32 %ret
}
define i32 @t2_const_var2_3_fail_1(i32 %lhs) {
;CHECK: t2_const_var2_3_fail_1:
;CHECK: movw r1, #43962
;CHECK: movt r1, #43947
;CHECK: add r0, r1
%ret = add i32 %lhs, 2880154554 ; 0xabababba
ret i32 %ret
}
define i32 @t2_const_var2_3_fail_2(i32 %lhs) {
;CHECK: t2_const_var2_3_fail_2:
;CHECK: movw r1, #47787
;CHECK: movt r1, #43947
;CHECK: add r0, r1
%ret = add i32 %lhs, 2880158379 ; 0xababbaab
ret i32 %ret
}
define i32 @t2_const_var2_3_fail_3(i32 %lhs) {
;CHECK: t2_const_var2_3_fail_3:
;CHECK: movw r1, #43947
;CHECK: movt r1, #43962
;CHECK: add r0, r1
%ret = add i32 %lhs, 2881137579 ; 0xabbaabab
ret i32 %ret
}
define i32 @t2_const_var2_3_fail_4(i32 %lhs) {
;CHECK: t2_const_var2_3_fail_4:
;CHECK: movw r1, #43947
;CHECK: movt r1, #47787
;CHECK: add r0, r1
%ret = add i32 %lhs, 3131812779 ; 0xbaababab
ret i32 %ret
}
; var 3 - 0x0F000000
define i32 @t2_const_var3_1_ok_1(i32 %lhs) {
;CHECK: t2_const_var3_1_ok_1:
;CHECK: add.w r0, r0, #251658240
%ret = add i32 %lhs, 251658240 ; 0x0F000000
ret i32 %ret
}
define i32 @t2_const_var3_2_ok_1(i32 %lhs) {
;CHECK: t2_const_var3_2_ok_1:
;CHECK: add.w r0, r0, #3948544
%ret = add i32 %lhs, 3948544 ; 0b00000000001111000100000000000000
ret i32 %ret
}
define i32 @t2_const_var3_2_ok_2(i32 %lhs) {
;CHECK: t2_const_var3_2_ok_2:
;CHECK: add.w r0, r0, #2097152
;CHECK: add.w r0, r0, #1843200
%ret = add i32 %lhs, 3940352 ; 0b00000000001111000010000000000000
ret i32 %ret
}
define i32 @t2_const_var3_3_ok_1(i32 %lhs) {
;CHECK: t2_const_var3_3_ok_1:
;CHECK: add.w r0, r0, #258
%ret = add i32 %lhs, 258 ; 0b00000000000000000000000100000010
ret i32 %ret
}
define i32 @t2_const_var3_4_ok_1(i32 %lhs) {
;CHECK: t2_const_var3_4_ok_1:
;CHECK: add.w r0, r0, #-268435456
%ret = add i32 %lhs, 4026531840 ; 0xF0000000
ret i32 %ret
}
define i32 @t2MOVTi16_ok_1(i32 %a) {
; CHECK: t2MOVTi16_ok_1:
; CHECK: movt r0, #1234
%1 = and i32 %a, 65535
%2 = shl i32 1234, 16
%3 = or i32 %1, %2
ret i32 %3
}
define i32 @t2MOVTi16_test_1(i32 %a) {
; CHECK: t2MOVTi16_test_1:
; CHECK: movt r0, #1234
%1 = shl i32 255, 8
%2 = shl i32 1234, 8
%3 = or i32 %1, 255 ; This gives us 0xFFFF in %3
%4 = shl i32 %2, 8 ; This gives us (1234 << 16) in %4
%5 = and i32 %a, %3
%6 = or i32 %4, %5
ret i32 %6
}
define i32 @t2MOVTi16_test_2(i32 %a) {
; CHECK: t2MOVTi16_test_2:
; CHECK: movt r0, #1234
%1 = shl i32 255, 8
%2 = shl i32 1234, 8
%3 = or i32 %1, 255 ; This gives us 0xFFFF in %3
%4 = shl i32 %2, 6
%5 = and i32 %a, %3
%6 = shl i32 %4, 2 ; This gives us (1234 << 16) in %6
%7 = or i32 %5, %6
ret i32 %7
}
define i32 @t2MOVTi16_test_3(i32 %a) {
; CHECK: t2MOVTi16_test_3:
; CHECK: movt r0, #1234
%1 = shl i32 255, 8
%2 = shl i32 1234, 8
%3 = or i32 %1, 255 ; This gives us 0xFFFF in %3
%4 = shl i32 %2, 6
%5 = and i32 %a, %3
%6 = shl i32 %4, 2 ; This gives us (1234 << 16) in %6
%7 = lshr i32 %6, 6
%8 = shl i32 %7, 6
%9 = or i32 %5, %8
ret i32 %8
}
; 171 = 0x000000ab
define i32 @f1(i32 %a) {
; CHECK: f1:
; CHECK: movs r0, #171
%tmp = add i32 0, 171
ret i32 %tmp
}
; 1179666 = 0x00120012
define i32 @f2(i32 %a) {
; CHECK: f2:
; CHECK: mov.w r0, #1179666
%tmp = add i32 0, 1179666
ret i32 %tmp
}
; 872428544 = 0x34003400
define i32 @f3(i32 %a) {
; CHECK: f3:
; CHECK: mov.w r0, #872428544
%tmp = add i32 0, 872428544
ret i32 %tmp
}
; 1448498774 = 0x56565656
define i32 @f4(i32 %a) {
; CHECK: f4:
; CHECK: mov.w r0, #1448498774
%tmp = add i32 0, 1448498774
ret i32 %tmp
}
; 66846720 = 0x03fc0000
define i32 @f5(i32 %a) {
; CHECK: f5:
; CHECK: mov.w r0, #66846720
%tmp = add i32 0, 66846720
ret i32 %tmp
}
define i32 @f6(i32 %a) {
;CHECK: f6
;CHECK: movw r0, #65535
%tmp = add i32 0, 65535
ret i32 %tmp
}
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