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|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-V4
; RUN: llc -mtriple=armv6-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-V6V7,CHECK-ARM-V6V7,CHECK-V6
; RUN: llc -mtriple=armv7-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-V6V7,CHECK-ARM-V6V7,CHECK-V7
; RUN: llc -mtriple=thumb-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-THUMB
; RUN: llc -mtriple=thumbv6-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-THUMBV6
; RUN: llc -mtriple=thumbv6t2-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-V6V7,CHECK-THUMB-V6V7,CHECK-THUMBV6T2
; RUN: llc -mtriple=thumbv7-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-V6V7,CHECK-THUMB-V6V7,CHECK-THUMBV7
; RUN: llc -mtriple=thumbv7m-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-THUMBV7M
; RUN: llc -mtriple=thumbv7em-eabi %s -o - | FileCheck %s --check-prefixes=CHECK-V6V7,CHECK-THUMB-V6V7,CHECK-THUMBV7EM
; Next test would previously trigger an assertion responsible for verification of
; call site info state.
; RUN: llc -stop-after=if-converter -debug-entry-values -mtriple=thumbv6t2-eabi %s -o -| FileCheck %s -check-prefix=CHECK-CALLSITE
; CHECK-CALLSITE: name: test_used_flags
; CHECK-CALLSITE: callSites:
define i32 @Test0(i32 %a, i32 %b, i32 %c) nounwind readnone ssp {
; CHECK-V4-LABEL: Test0:
; CHECK-V4: @ %bb.0: @ %entry
; CHECK-V4-NEXT: smull r3, r12, r2, r1
; CHECK-V4-NEXT: sub r0, r0, r12
; CHECK-V4-NEXT: mov pc, lr
;
; CHECK-ARM-V6V7-LABEL: Test0:
; CHECK-ARM-V6V7: @ %bb.0: @ %entry
; CHECK-ARM-V6V7-NEXT: smmul r1, r2, r1
; CHECK-ARM-V6V7-NEXT: sub r0, r0, r1
; CHECK-ARM-V6V7-NEXT: bx lr
;
; CHECK-THUMB-LABEL: Test0:
; CHECK-THUMB: @ %bb.0: @ %entry
; CHECK-THUMB-NEXT: .save {r4, r5, r7, lr}
; CHECK-THUMB-NEXT: push {r4, r5, r7, lr}
; CHECK-THUMB-NEXT: movs r5, r1
; CHECK-THUMB-NEXT: movs r4, r0
; CHECK-THUMB-NEXT: asrs r1, r2, #31
; CHECK-THUMB-NEXT: asrs r3, r5, #31
; CHECK-THUMB-NEXT: movs r0, r2
; CHECK-THUMB-NEXT: movs r2, r5
; CHECK-THUMB-NEXT: bl __aeabi_lmul
; CHECK-THUMB-NEXT: subs r0, r4, r1
; CHECK-THUMB-NEXT: pop {r4, r5, r7}
; CHECK-THUMB-NEXT: pop {r1}
; CHECK-THUMB-NEXT: bx r1
;
; CHECK-THUMBV6-LABEL: Test0:
; CHECK-THUMBV6: @ %bb.0: @ %entry
; CHECK-THUMBV6-NEXT: .save {r4, r5, r7, lr}
; CHECK-THUMBV6-NEXT: push {r4, r5, r7, lr}
; CHECK-THUMBV6-NEXT: mov r5, r1
; CHECK-THUMBV6-NEXT: mov r4, r0
; CHECK-THUMBV6-NEXT: asrs r1, r2, #31
; CHECK-THUMBV6-NEXT: asrs r3, r5, #31
; CHECK-THUMBV6-NEXT: mov r0, r2
; CHECK-THUMBV6-NEXT: mov r2, r5
; CHECK-THUMBV6-NEXT: bl __aeabi_lmul
; CHECK-THUMBV6-NEXT: subs r0, r4, r1
; CHECK-THUMBV6-NEXT: pop {r4, r5, r7, pc}
;
; CHECK-THUMB-V6V7-LABEL: Test0:
; CHECK-THUMB-V6V7: @ %bb.0: @ %entry
; CHECK-THUMB-V6V7-NEXT: smmul r1, r2, r1
; CHECK-THUMB-V6V7-NEXT: subs r0, r0, r1
; CHECK-THUMB-V6V7-NEXT: bx lr
;
; CHECK-THUMBV7M-LABEL: Test0:
; CHECK-THUMBV7M: @ %bb.0: @ %entry
; CHECK-THUMBV7M-NEXT: smull r1, r2, r2, r1
; CHECK-THUMBV7M-NEXT: subs r0, r0, r2
; CHECK-THUMBV7M-NEXT: bx lr
entry:
%conv4 = zext i32 %a to i64
%conv1 = sext i32 %b to i64
%conv2 = sext i32 %c to i64
%mul = mul nsw i64 %conv2, %conv1
%shr5 = lshr i64 %mul, 32
%sub = sub nsw i64 %conv4, %shr5
%conv3 = trunc i64 %sub to i32
ret i32 %conv3
}
define i32 @Test1(i32 %a, i32 %b, i32 %c) {
; CHECK-V4-LABEL: Test1:
; CHECK-V4: @ %bb.0: @ %entry
; CHECK-V4-NEXT: smull r3, r12, r2, r1
; CHECK-V4-NEXT: rsbs r1, r3, #0
; CHECK-V4-NEXT: sbc r0, r0, r12
; CHECK-V4-NEXT: mov pc, lr
;
; CHECK-V6V7-LABEL: Test1:
; CHECK-V6V7: @ %bb.0: @ %entry
; CHECK-V6V7-NEXT: smmls r0, r2, r1, r0
; CHECK-V6V7-NEXT: bx lr
;
; CHECK-THUMB-LABEL: Test1:
; CHECK-THUMB: @ %bb.0: @ %entry
; CHECK-THUMB-NEXT: .save {r4, r5, r7, lr}
; CHECK-THUMB-NEXT: push {r4, r5, r7, lr}
; CHECK-THUMB-NEXT: movs r5, r1
; CHECK-THUMB-NEXT: movs r4, r0
; CHECK-THUMB-NEXT: asrs r1, r2, #31
; CHECK-THUMB-NEXT: asrs r3, r5, #31
; CHECK-THUMB-NEXT: movs r0, r2
; CHECK-THUMB-NEXT: movs r2, r5
; CHECK-THUMB-NEXT: bl __aeabi_lmul
; CHECK-THUMB-NEXT: rsbs r0, r0, #0
; CHECK-THUMB-NEXT: sbcs r4, r1
; CHECK-THUMB-NEXT: movs r0, r4
; CHECK-THUMB-NEXT: pop {r4, r5, r7}
; CHECK-THUMB-NEXT: pop {r1}
; CHECK-THUMB-NEXT: bx r1
;
; CHECK-THUMBV6-LABEL: Test1:
; CHECK-THUMBV6: @ %bb.0: @ %entry
; CHECK-THUMBV6-NEXT: .save {r4, r5, r7, lr}
; CHECK-THUMBV6-NEXT: push {r4, r5, r7, lr}
; CHECK-THUMBV6-NEXT: mov r5, r1
; CHECK-THUMBV6-NEXT: mov r4, r0
; CHECK-THUMBV6-NEXT: asrs r1, r2, #31
; CHECK-THUMBV6-NEXT: asrs r3, r5, #31
; CHECK-THUMBV6-NEXT: mov r0, r2
; CHECK-THUMBV6-NEXT: mov r2, r5
; CHECK-THUMBV6-NEXT: bl __aeabi_lmul
; CHECK-THUMBV6-NEXT: rsbs r0, r0, #0
; CHECK-THUMBV6-NEXT: sbcs r4, r1
; CHECK-THUMBV6-NEXT: mov r0, r4
; CHECK-THUMBV6-NEXT: pop {r4, r5, r7, pc}
;
; CHECK-THUMBV7M-LABEL: Test1:
; CHECK-THUMBV7M: @ %bb.0: @ %entry
; CHECK-THUMBV7M-NEXT: smull r1, r2, r2, r1
; CHECK-THUMBV7M-NEXT: rsbs r1, r1, #0
; CHECK-THUMBV7M-NEXT: sbcs r0, r2
; CHECK-THUMBV7M-NEXT: bx lr
entry:
%conv = sext i32 %b to i64
%conv1 = sext i32 %c to i64
%mul = mul nsw i64 %conv1, %conv
%conv26 = zext i32 %a to i64
%shl = shl nuw i64 %conv26, 32
%sub = sub nsw i64 %shl, %mul
%shr7 = lshr i64 %sub, 32
%conv3 = trunc i64 %shr7 to i32
ret i32 %conv3
}
declare void @opaque(i32)
define void @test_used_flags(i32 %in1, i32 %in2) {
; CHECK-V4-LABEL: test_used_flags:
; CHECK-V4: @ %bb.0:
; CHECK-V4-NEXT: .save {r11, lr}
; CHECK-V4-NEXT: push {r11, lr}
; CHECK-V4-NEXT: smull r2, r3, r0, r1
; CHECK-V4-NEXT: rsbs r0, r2, #0
; CHECK-V4-NEXT: rscs r0, r3, #0
; CHECK-V4-NEXT: movge r0, #42
; CHECK-V4-NEXT: movlt r0, #56
; CHECK-V4-NEXT: bl opaque
; CHECK-V4-NEXT: pop {r11, lr}
; CHECK-V4-NEXT: mov pc, lr
;
; CHECK-V6-LABEL: test_used_flags:
; CHECK-V6: @ %bb.0: @ %common.ret
; CHECK-V6-NEXT: .save {r11, lr}
; CHECK-V6-NEXT: push {r11, lr}
; CHECK-V6-NEXT: smull r1, r2, r0, r1
; CHECK-V6-NEXT: mov r0, #56
; CHECK-V6-NEXT: subs r1, r1, #1
; CHECK-V6-NEXT: sbcs r1, r2, #0
; CHECK-V6-NEXT: movlt r0, #42
; CHECK-V6-NEXT: bl opaque
; CHECK-V6-NEXT: pop {r11, pc}
;
; CHECK-V7-LABEL: test_used_flags:
; CHECK-V7: @ %bb.0: @ %common.ret
; CHECK-V7-NEXT: .save {r11, lr}
; CHECK-V7-NEXT: push {r11, lr}
; CHECK-V7-NEXT: smull r1, r2, r0, r1
; CHECK-V7-NEXT: mov r0, #56
; CHECK-V7-NEXT: subs r1, r1, #1
; CHECK-V7-NEXT: sbcs r1, r2, #0
; CHECK-V7-NEXT: movwlt r0, #42
; CHECK-V7-NEXT: bl opaque
; CHECK-V7-NEXT: pop {r11, pc}
;
; CHECK-THUMB-LABEL: test_used_flags:
; CHECK-THUMB: @ %bb.0:
; CHECK-THUMB-NEXT: .save {r7, lr}
; CHECK-THUMB-NEXT: push {r7, lr}
; CHECK-THUMB-NEXT: movs r2, r1
; CHECK-THUMB-NEXT: asrs r1, r0, #31
; CHECK-THUMB-NEXT: asrs r3, r2, #31
; CHECK-THUMB-NEXT: bl __aeabi_lmul
; CHECK-THUMB-NEXT: movs r2, #0
; CHECK-THUMB-NEXT: rsbs r0, r0, #0
; CHECK-THUMB-NEXT: sbcs r2, r1
; CHECK-THUMB-NEXT: bge .LBB2_2
; CHECK-THUMB-NEXT: @ %bb.1: @ %false
; CHECK-THUMB-NEXT: movs r0, #56
; CHECK-THUMB-NEXT: b .LBB2_3
; CHECK-THUMB-NEXT: .LBB2_2: @ %true
; CHECK-THUMB-NEXT: movs r0, #42
; CHECK-THUMB-NEXT: .LBB2_3: @ %true
; CHECK-THUMB-NEXT: bl opaque
; CHECK-THUMB-NEXT: pop {r7}
; CHECK-THUMB-NEXT: pop {r0}
; CHECK-THUMB-NEXT: bx r0
;
; CHECK-THUMBV6-LABEL: test_used_flags:
; CHECK-THUMBV6: @ %bb.0:
; CHECK-THUMBV6-NEXT: .save {r7, lr}
; CHECK-THUMBV6-NEXT: push {r7, lr}
; CHECK-THUMBV6-NEXT: mov r2, r1
; CHECK-THUMBV6-NEXT: asrs r1, r0, #31
; CHECK-THUMBV6-NEXT: asrs r3, r2, #31
; CHECK-THUMBV6-NEXT: bl __aeabi_lmul
; CHECK-THUMBV6-NEXT: movs r2, #0
; CHECK-THUMBV6-NEXT: rsbs r0, r0, #0
; CHECK-THUMBV6-NEXT: sbcs r2, r1
; CHECK-THUMBV6-NEXT: bge .LBB2_2
; CHECK-THUMBV6-NEXT: @ %bb.1: @ %false
; CHECK-THUMBV6-NEXT: movs r0, #56
; CHECK-THUMBV6-NEXT: bl opaque
; CHECK-THUMBV6-NEXT: pop {r7, pc}
; CHECK-THUMBV6-NEXT: .LBB2_2: @ %true
; CHECK-THUMBV6-NEXT: movs r0, #42
; CHECK-THUMBV6-NEXT: bl opaque
; CHECK-THUMBV6-NEXT: pop {r7, pc}
;
; CHECK-THUMBV6T2-LABEL: test_used_flags:
; CHECK-THUMBV6T2: @ %bb.0:
; CHECK-THUMBV6T2-NEXT: .save {r7, lr}
; CHECK-THUMBV6T2-NEXT: push {r7, lr}
; CHECK-THUMBV6T2-NEXT: smull r0, r1, r0, r1
; CHECK-THUMBV6T2-NEXT: movs r2, #0
; CHECK-THUMBV6T2-NEXT: rsbs r0, r0, #0
; CHECK-THUMBV6T2-NEXT: sbcs.w r0, r2, r1
; CHECK-THUMBV6T2-NEXT: ite lt
; CHECK-THUMBV6T2-NEXT: movlt r0, #56
; CHECK-THUMBV6T2-NEXT: movge r0, #42
; CHECK-THUMBV6T2-NEXT: bl opaque
; CHECK-THUMBV6T2-NEXT: pop {r7, pc}
;
; CHECK-THUMBV7-LABEL: test_used_flags:
; CHECK-THUMBV7: @ %bb.0: @ %common.ret
; CHECK-THUMBV7-NEXT: .save {r7, lr}
; CHECK-THUMBV7-NEXT: push {r7, lr}
; CHECK-THUMBV7-NEXT: smull r1, r2, r0, r1
; CHECK-THUMBV7-NEXT: movs r0, #56
; CHECK-THUMBV7-NEXT: subs r1, #1
; CHECK-THUMBV7-NEXT: sbcs r1, r2, #0
; CHECK-THUMBV7-NEXT: it lt
; CHECK-THUMBV7-NEXT: movlt r0, #42
; CHECK-THUMBV7-NEXT: bl opaque
; CHECK-THUMBV7-NEXT: pop {r7, pc}
;
; CHECK-THUMBV7M-LABEL: test_used_flags:
; CHECK-THUMBV7M: @ %bb.0: @ %common.ret
; CHECK-THUMBV7M-NEXT: .save {r7, lr}
; CHECK-THUMBV7M-NEXT: push {r7, lr}
; CHECK-THUMBV7M-NEXT: smull r1, r2, r0, r1
; CHECK-THUMBV7M-NEXT: movs r0, #56
; CHECK-THUMBV7M-NEXT: subs r1, #1
; CHECK-THUMBV7M-NEXT: sbcs r1, r2, #0
; CHECK-THUMBV7M-NEXT: it lt
; CHECK-THUMBV7M-NEXT: movlt r0, #42
; CHECK-THUMBV7M-NEXT: bl opaque
; CHECK-THUMBV7M-NEXT: pop {r7, pc}
;
; CHECK-THUMBV7EM-LABEL: test_used_flags:
; CHECK-THUMBV7EM: @ %bb.0: @ %common.ret
; CHECK-THUMBV7EM-NEXT: .save {r7, lr}
; CHECK-THUMBV7EM-NEXT: push {r7, lr}
; CHECK-THUMBV7EM-NEXT: smull r1, r2, r0, r1
; CHECK-THUMBV7EM-NEXT: movs r0, #56
; CHECK-THUMBV7EM-NEXT: subs r1, #1
; CHECK-THUMBV7EM-NEXT: sbcs r1, r2, #0
; CHECK-THUMBV7EM-NEXT: it lt
; CHECK-THUMBV7EM-NEXT: movlt r0, #42
; CHECK-THUMBV7EM-NEXT: bl opaque
; CHECK-THUMBV7EM-NEXT: pop {r7, pc}
%in1.64 = sext i32 %in1 to i64
%in2.64 = sext i32 %in2 to i64
%mul = mul nsw i64 %in1.64, %in2.64
%tst = icmp slt i64 %mul, 1
br i1 %tst, label %true, label %false
true:
call void @opaque(i32 42)
ret void
false:
call void @opaque(i32 56)
ret void
}
|
