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;Check AAPCS, 5.5 Parameters Passing, C4 and C5 rules.
;Check case when NSAA != 0, and NCRN < R4, NCRN+ParamSize < R4
;RUN: llc -mtriple=thumbv7-linux-gnueabihf -float-abi=hard < %s | FileCheck %s
%st_t = type { i32, i32 }
@static_val = constant %st_t { i32 777, i32 888}
declare void @fooUseStruct(%st_t*)
define void @foo(double %vfp0, ; --> D0, NSAA=SP
double %vfp1, ; --> D1, NSAA=SP
double %vfp2, ; --> D2, NSAA=SP
double %vfp3, ; --> D3, NSAA=SP
double %vfp4, ; --> D4, NSAA=SP
double %vfp5, ; --> D5, NSAA=SP
double %vfp6, ; --> D6, NSAA=SP
double %vfp7, ; --> D7, NSAA=SP
double %vfp8, ; --> SP, NSAA=SP+8 (!)
i32 %p0, ; --> R0, NSAA=SP+8
%st_t* byval %p1, ; --> R1, R2, NSAA=SP+8
i32 %p2, ; --> R3, NSAA=SP+8
i32 %p3) #0 { ; --> SP+4, NSAA=SP+12
entry:
;CHECK: sub sp, #12
;CHECK: push.w {r11, lr}
;CHECK: sub sp, #4
;CHECK: add r0, sp, #12
;CHECK: str r2, [sp, #16]
;CHECK: str r1, [sp, #12]
;CHECK: bl fooUseStruct
call void @fooUseStruct(%st_t* %p1)
ret void
}
define void @doFoo() {
entry:
call void @foo(double 23.0,
double 23.1,
double 23.2,
double 23.3,
double 23.4,
double 23.5,
double 23.6,
double 23.7,
double 23.8,
i32 0, %st_t* byval @static_val, i32 1, i32 2)
ret void
}
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