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llvm-mirror/test/CodeGen/ARM/func-argpassing-endian.ll
Simon Pilgrim 580e14cc15 [DAGCombiner] Call SimplifyDemandedVectorElts from EXTRACT_VECTOR_ELT
If we are only extracting vector elements via EXTRACT_VECTOR_ELT(s) we may be able to use SimplifyDemandedVectorElts to avoid unnecessary vector ops.

Differential Revision: https://reviews.llvm.org/D49262

llvm-svn: 337258
2018-07-17 09:45:35 +00:00

297 lines
9.2 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -verify-machineinstrs < %s -mtriple=arm-eabi -mattr=v7,neon | FileCheck %s --check-prefixes=CHECK,CHECK-LE
; RUN: llc -verify-machineinstrs < %s -mtriple=armeb-eabi -mattr=v7,neon | FileCheck %s --check-prefixes=CHECK,CHECK-BE
@var32 = global i32 0
@vardouble = global double 0.0
define void @arg_longint( i64 %val ) {
; CHECK-LE-LABEL: arg_longint:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: movw r1, :lower16:var32
; CHECK-LE-NEXT: movt r1, :upper16:var32
; CHECK-LE-NEXT: str r0, [r1]
; CHECK-LE-NEXT: bx lr
;
; CHECK-BE-LABEL: arg_longint:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: movw r0, :lower16:var32
; CHECK-BE-NEXT: movt r0, :upper16:var32
; CHECK-BE-NEXT: str r1, [r0]
; CHECK-BE-NEXT: bx lr
%tmp = trunc i64 %val to i32
store i32 %tmp, i32* @var32
ret void
}
define void @arg_double( double %val ) {
; CHECK-LABEL: arg_double:
; CHECK: @ %bb.0:
; CHECK-NEXT: movw r2, :lower16:vardouble
; CHECK-NEXT: movt r2, :upper16:vardouble
; CHECK-NEXT: strd r0, r1, [r2]
; CHECK-NEXT: bx lr
store double %val, double* @vardouble
ret void
}
define void @arg_v4i32(<4 x i32> %vec ) {
; CHECK-LE-LABEL: arg_v4i32:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: vmov d16, r0, r1
; CHECK-LE-NEXT: movw r0, :lower16:var32
; CHECK-LE-NEXT: movt r0, :upper16:var32
; CHECK-LE-NEXT: vst1.32 {d16[0]}, [r0:32]
; CHECK-LE-NEXT: bx lr
;
; CHECK-BE-LABEL: arg_v4i32:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: vmov d16, r1, r0
; CHECK-BE-NEXT: movw r0, :lower16:var32
; CHECK-BE-NEXT: movt r0, :upper16:var32
; CHECK-BE-NEXT: vrev64.32 q8, q8
; CHECK-BE-NEXT: vst1.32 {d16[0]}, [r0:32]
; CHECK-BE-NEXT: bx lr
%tmp = extractelement <4 x i32> %vec, i32 0
store i32 %tmp, i32* @var32
ret void
}
define void @arg_v2f64(<2 x double> %vec ) {
; CHECK-LABEL: arg_v2f64:
; CHECK: @ %bb.0:
; CHECK-NEXT: movw r2, :lower16:vardouble
; CHECK-NEXT: movt r2, :upper16:vardouble
; CHECK-NEXT: strd r0, r1, [r2]
; CHECK-NEXT: bx lr
%tmp = extractelement <2 x double> %vec, i32 0
store double %tmp, double* @vardouble
ret void
}
define i64 @return_longint() {
; CHECK-LE-LABEL: return_longint:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: mov r0, #42
; CHECK-LE-NEXT: mov r1, #0
; CHECK-LE-NEXT: bx lr
;
; CHECK-BE-LABEL: return_longint:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: mov r0, #0
; CHECK-BE-NEXT: mov r1, #42
; CHECK-BE-NEXT: bx lr
ret i64 42
}
define double @return_double() {
; CHECK-LE-LABEL: return_double:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: vmov.f64 d16, #1.000000e+00
; CHECK-LE-NEXT: vmov r0, r1, d16
; CHECK-LE-NEXT: bx lr
;
; CHECK-BE-LABEL: return_double:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: vmov.f64 d16, #1.000000e+00
; CHECK-BE-NEXT: vmov r1, r0, d16
; CHECK-BE-NEXT: bx lr
ret double 1.0
}
define <4 x i32> @return_v4i32() {
; CHECK-LE-LABEL: return_v4i32:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: adr r0, .LCPI6_0
; CHECK-LE-NEXT: vld1.64 {d16, d17}, [r0:128]
; CHECK-LE-NEXT: vmov r0, r1, d16
; CHECK-LE-NEXT: vmov r2, r3, d17
; CHECK-LE-NEXT: bx lr
; CHECK-LE-NEXT: .p2align 4
; CHECK-LE-NEXT: @ %bb.1:
; CHECK-LE-NEXT: .LCPI6_0:
; CHECK-LE-NEXT: .long 42 @ double 9.1245819032257467E-313
; CHECK-LE-NEXT: .long 43
; CHECK-LE-NEXT: .long 44 @ double 9.5489810615176143E-313
; CHECK-LE-NEXT: .long 45
;
; CHECK-BE-LABEL: return_v4i32:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: adr r0, .LCPI6_0
; CHECK-BE-NEXT: vld1.64 {d16, d17}, [r0:128]
; CHECK-BE-NEXT: vmov r1, r0, d16
; CHECK-BE-NEXT: vmov r3, r2, d17
; CHECK-BE-NEXT: bx lr
; CHECK-BE-NEXT: .p2align 4
; CHECK-BE-NEXT: @ %bb.1:
; CHECK-BE-NEXT: .LCPI6_0:
; CHECK-BE-NEXT: .long 42 @ double 8.912382324178626E-313
; CHECK-BE-NEXT: .long 43
; CHECK-BE-NEXT: .long 44 @ double 9.3367814824704935E-313
; CHECK-BE-NEXT: .long 45
ret < 4 x i32> < i32 42, i32 43, i32 44, i32 45 >
}
define <2 x double> @return_v2f64() {
; CHECK-LE-LABEL: return_v2f64:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: vldr d16, .LCPI7_0
; CHECK-LE-NEXT: vldr d17, .LCPI7_1
; CHECK-LE-NEXT: vmov r0, r1, d16
; CHECK-LE-NEXT: vmov r2, r3, d17
; CHECK-LE-NEXT: bx lr
; CHECK-LE-NEXT: .p2align 3
; CHECK-LE-NEXT: @ %bb.1:
; CHECK-LE-NEXT: .LCPI7_0:
; CHECK-LE-NEXT: .long 1374389535 @ double 3.1400000000000001
; CHECK-LE-NEXT: .long 1074339512
; CHECK-LE-NEXT: .LCPI7_1:
; CHECK-LE-NEXT: .long 1374389535 @ double 6.2800000000000002
; CHECK-LE-NEXT: .long 1075388088
;
; CHECK-BE-LABEL: return_v2f64:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: vldr d16, .LCPI7_0
; CHECK-BE-NEXT: vldr d17, .LCPI7_1
; CHECK-BE-NEXT: vmov r1, r0, d16
; CHECK-BE-NEXT: vmov r3, r2, d17
; CHECK-BE-NEXT: bx lr
; CHECK-BE-NEXT: .p2align 3
; CHECK-BE-NEXT: @ %bb.1:
; CHECK-BE-NEXT: .LCPI7_0:
; CHECK-BE-NEXT: .long 1074339512 @ double 3.1400000000000001
; CHECK-BE-NEXT: .long 1374389535
; CHECK-BE-NEXT: .LCPI7_1:
; CHECK-BE-NEXT: .long 1075388088 @ double 6.2800000000000002
; CHECK-BE-NEXT: .long 1374389535
ret <2 x double> < double 3.14, double 6.28 >
}
define void @caller_arg_longint() {
; CHECK-LE-LABEL: caller_arg_longint:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: .save {r11, lr}
; CHECK-LE-NEXT: push {r11, lr}
; CHECK-LE-NEXT: mov r0, #42
; CHECK-LE-NEXT: mov r1, #0
; CHECK-LE-NEXT: bl arg_longint
; CHECK-LE-NEXT: pop {r11, pc}
;
; CHECK-BE-LABEL: caller_arg_longint:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: .save {r11, lr}
; CHECK-BE-NEXT: push {r11, lr}
; CHECK-BE-NEXT: mov r0, #0
; CHECK-BE-NEXT: mov r1, #42
; CHECK-BE-NEXT: bl arg_longint
; CHECK-BE-NEXT: pop {r11, pc}
call void @arg_longint( i64 42 )
ret void
}
define void @caller_arg_double() {
; CHECK-LE-LABEL: caller_arg_double:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: .save {r11, lr}
; CHECK-LE-NEXT: push {r11, lr}
; CHECK-LE-NEXT: vmov.f64 d16, #1.000000e+00
; CHECK-LE-NEXT: vmov r0, r1, d16
; CHECK-LE-NEXT: bl arg_double
; CHECK-LE-NEXT: pop {r11, pc}
;
; CHECK-BE-LABEL: caller_arg_double:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: .save {r11, lr}
; CHECK-BE-NEXT: push {r11, lr}
; CHECK-BE-NEXT: vmov.f64 d16, #1.000000e+00
; CHECK-BE-NEXT: vmov r1, r0, d16
; CHECK-BE-NEXT: bl arg_double
; CHECK-BE-NEXT: pop {r11, pc}
call void @arg_double( double 1.0 )
ret void
}
define void @caller_return_longint() {
; CHECK-LE-LABEL: caller_return_longint:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: .save {r11, lr}
; CHECK-LE-NEXT: push {r11, lr}
; CHECK-LE-NEXT: bl return_longint
; CHECK-LE-NEXT: movw r1, :lower16:var32
; CHECK-LE-NEXT: movt r1, :upper16:var32
; CHECK-LE-NEXT: str r0, [r1]
; CHECK-LE-NEXT: pop {r11, pc}
;
; CHECK-BE-LABEL: caller_return_longint:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: .save {r11, lr}
; CHECK-BE-NEXT: push {r11, lr}
; CHECK-BE-NEXT: bl return_longint
; CHECK-BE-NEXT: movw r0, :lower16:var32
; CHECK-BE-NEXT: movt r0, :upper16:var32
; CHECK-BE-NEXT: str r1, [r0]
; CHECK-BE-NEXT: pop {r11, pc}
%val = call i64 @return_longint()
%tmp = trunc i64 %val to i32
store i32 %tmp, i32* @var32
ret void
}
define void @caller_return_double() {
; CHECK-LE-LABEL: caller_return_double:
; CHECK-LE: @ %bb.0:
; CHECK-LE-NEXT: .save {r11, lr}
; CHECK-LE-NEXT: push {r11, lr}
; CHECK-LE-NEXT: bl return_double
; CHECK-LE-NEXT: vmov d17, r0, r1
; CHECK-LE-NEXT: vldr d16, .LCPI11_0
; CHECK-LE-NEXT: movw r0, :lower16:vardouble
; CHECK-LE-NEXT: vadd.f64 d16, d17, d16
; CHECK-LE-NEXT: movt r0, :upper16:vardouble
; CHECK-LE-NEXT: vstr d16, [r0]
; CHECK-LE-NEXT: pop {r11, pc}
; CHECK-LE-NEXT: .p2align 3
; CHECK-LE-NEXT: @ %bb.1:
; CHECK-LE-NEXT: .LCPI11_0:
; CHECK-LE-NEXT: .long 1374389535 @ double 3.1400000000000001
; CHECK-LE-NEXT: .long 1074339512
;
; CHECK-BE-LABEL: caller_return_double:
; CHECK-BE: @ %bb.0:
; CHECK-BE-NEXT: .save {r11, lr}
; CHECK-BE-NEXT: push {r11, lr}
; CHECK-BE-NEXT: bl return_double
; CHECK-BE-NEXT: vmov d17, r1, r0
; CHECK-BE-NEXT: vldr d16, .LCPI11_0
; CHECK-BE-NEXT: movw r0, :lower16:vardouble
; CHECK-BE-NEXT: vadd.f64 d16, d17, d16
; CHECK-BE-NEXT: movt r0, :upper16:vardouble
; CHECK-BE-NEXT: vstr d16, [r0]
; CHECK-BE-NEXT: pop {r11, pc}
; CHECK-BE-NEXT: .p2align 3
; CHECK-BE-NEXT: @ %bb.1:
; CHECK-BE-NEXT: .LCPI11_0:
; CHECK-BE-NEXT: .long 1074339512 @ double 3.1400000000000001
; CHECK-BE-NEXT: .long 1374389535
%val = call double @return_double( )
%tmp = fadd double %val, 3.14
store double %tmp, double* @vardouble
ret void
}
define void @caller_return_v2f64() {
; CHECK-LABEL: caller_return_v2f64:
; CHECK: @ %bb.0:
; CHECK-NEXT: .save {r11, lr}
; CHECK-NEXT: push {r11, lr}
; CHECK-NEXT: bl return_v2f64
; CHECK-NEXT: movw r2, :lower16:vardouble
; CHECK-NEXT: movt r2, :upper16:vardouble
; CHECK-NEXT: strd r0, r1, [r2]
; CHECK-NEXT: pop {r11, pc}
%val = call <2 x double> @return_v2f64( )
%tmp = extractelement <2 x double> %val, i32 0
store double %tmp, double* @vardouble
ret void
}