mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2025-01-31 20:51:52 +01:00
[RISCV] Re-organise calling convention tests
Re-organise calling convention tests to prepare for ilp32f and ilp32d hard float ABI tests. It's also clear that we need to introduce similar tests for lp64. llvm-svn: 354323
This commit is contained in:
Alex Bradbury
parent
369f0f1c7d
commit
efcec38a7f
281
test/CodeGen/RISCV/calling-conv-ilp32-ilp32f-common.ll
Normal file
281
test/CodeGen/RISCV/calling-conv-ilp32-ilp32f-common.ll
Normal file
@ -0,0 +1,281 @@
|
||||
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
||||
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
|
||||
; RUN: | FileCheck -check-prefix=RV32I-FPELIM %s
|
||||
; RUN: llc -mtriple=riscv32 -verify-machineinstrs -frame-pointer=all < %s \
|
||||
; RUN: | FileCheck -check-prefix=RV32I-WITHFP %s
|
||||
|
||||
; This file contains tests that should have identical output for the ilp32,
|
||||
; and ilp32f. As well as calling convention details, we check that
|
||||
; ra and fp are consistently stored to fp-4 and fp-8.
|
||||
|
||||
; Check that on RV32 ilp32[f], double is passed in a pair of registers. Unlike
|
||||
; the convention for varargs, this need not be an aligned pair.
|
||||
|
||||
define i32 @callee_double_in_regs(i32 %a, double %b) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_double_in_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: sw s1, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: mv s1, a0
|
||||
; RV32I-FPELIM-NEXT: mv a0, a1
|
||||
; RV32I-FPELIM-NEXT: mv a1, a2
|
||||
; RV32I-FPELIM-NEXT: call __fixdfsi
|
||||
; RV32I-FPELIM-NEXT: add a0, s1, a0
|
||||
; RV32I-FPELIM-NEXT: lw s1, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_double_in_regs:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s1, 4(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: mv s1, a0
|
||||
; RV32I-WITHFP-NEXT: mv a0, a1
|
||||
; RV32I-WITHFP-NEXT: mv a1, a2
|
||||
; RV32I-WITHFP-NEXT: call __fixdfsi
|
||||
; RV32I-WITHFP-NEXT: add a0, s1, a0
|
||||
; RV32I-WITHFP-NEXT: lw s1, 4(sp)
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%b_fptosi = fptosi double %b to i32
|
||||
%1 = add i32 %a, %b_fptosi
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
define i32 @caller_double_in_regs() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_double_in_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: mv a1, zero
|
||||
; RV32I-FPELIM-NEXT: lui a2, 262144
|
||||
; RV32I-FPELIM-NEXT: call callee_double_in_regs
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_double_in_regs:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: mv a1, zero
|
||||
; RV32I-WITHFP-NEXT: lui a2, 262144
|
||||
; RV32I-WITHFP-NEXT: call callee_double_in_regs
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_double_in_regs(i32 1, double 2.0)
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
; Check 2x*xlen values are aligned appropriately when passed on the stack
|
||||
; Must keep define on a single line due to an update_llc_test_checks.py limitation
|
||||
define i32 @callee_aligned_stack(i32 %a, i32 %b, fp128 %c, i32 %d, i32 %e, i64 %f, i32 %g, i32 %h, double %i, i32 %j, [2 x i32] %k) nounwind {
|
||||
; The double should be 8-byte aligned on the stack, but the two-element array
|
||||
; should only be 4-byte aligned
|
||||
; RV32I-FPELIM-LABEL: callee_aligned_stack:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: lw a0, 0(a2)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a7
|
||||
; RV32I-FPELIM-NEXT: lw a1, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: lw a1, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: lw a1, 16(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: lw a1, 20(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_aligned_stack:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: lw a0, 0(a2)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a7
|
||||
; RV32I-WITHFP-NEXT: lw a1, 0(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw a1, 8(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw a1, 16(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw a1, 20(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = bitcast fp128 %c to i128
|
||||
%2 = trunc i128 %1 to i32
|
||||
%3 = add i32 %2, %g
|
||||
%4 = add i32 %3, %h
|
||||
%5 = bitcast double %i to i64
|
||||
%6 = trunc i64 %5 to i32
|
||||
%7 = add i32 %4, %6
|
||||
%8 = add i32 %7, %j
|
||||
%9 = extractvalue [2 x i32] %k, 0
|
||||
%10 = add i32 %8, %9
|
||||
ret i32 %10
|
||||
}
|
||||
|
||||
define void @caller_aligned_stack() nounwind {
|
||||
; The double should be 8-byte aligned on the stack, but the two-element array
|
||||
; should only be 4-byte aligned
|
||||
; RV32I-FPELIM-LABEL: caller_aligned_stack:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -64
|
||||
; RV32I-FPELIM-NEXT: sw ra, 60(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 18
|
||||
; RV32I-FPELIM-NEXT: sw a0, 24(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 17
|
||||
; RV32I-FPELIM-NEXT: sw a0, 20(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 16
|
||||
; RV32I-FPELIM-NEXT: sw a0, 16(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 262236
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, 655
|
||||
; RV32I-FPELIM-NEXT: sw a0, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 377487
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, 1475
|
||||
; RV32I-FPELIM-NEXT: sw a0, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 15
|
||||
; RV32I-FPELIM-NEXT: sw a0, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 262153
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, 491
|
||||
; RV32I-FPELIM-NEXT: sw a0, 44(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 545260
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, -1967
|
||||
; RV32I-FPELIM-NEXT: sw a0, 40(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 964690
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, -328
|
||||
; RV32I-FPELIM-NEXT: sw a0, 36(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 335544
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, 1311
|
||||
; RV32I-FPELIM-NEXT: sw a0, 32(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 688509
|
||||
; RV32I-FPELIM-NEXT: addi a5, a0, -2048
|
||||
; RV32I-FPELIM-NEXT: addi a2, sp, 32
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: addi a1, zero, 11
|
||||
; RV32I-FPELIM-NEXT: addi a3, zero, 12
|
||||
; RV32I-FPELIM-NEXT: addi a4, zero, 13
|
||||
; RV32I-FPELIM-NEXT: addi a6, zero, 4
|
||||
; RV32I-FPELIM-NEXT: addi a7, zero, 14
|
||||
; RV32I-FPELIM-NEXT: call callee_aligned_stack
|
||||
; RV32I-FPELIM-NEXT: lw ra, 60(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 64
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_aligned_stack:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -64
|
||||
; RV32I-WITHFP-NEXT: sw ra, 60(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 56(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 64
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 18
|
||||
; RV32I-WITHFP-NEXT: sw a0, 24(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 17
|
||||
; RV32I-WITHFP-NEXT: sw a0, 20(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 16
|
||||
; RV32I-WITHFP-NEXT: sw a0, 16(sp)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 262236
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, 655
|
||||
; RV32I-WITHFP-NEXT: sw a0, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 377487
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, 1475
|
||||
; RV32I-WITHFP-NEXT: sw a0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 15
|
||||
; RV32I-WITHFP-NEXT: sw a0, 0(sp)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 262153
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, 491
|
||||
; RV32I-WITHFP-NEXT: sw a0, -20(s0)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 545260
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, -1967
|
||||
; RV32I-WITHFP-NEXT: sw a0, -24(s0)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 964690
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, -328
|
||||
; RV32I-WITHFP-NEXT: sw a0, -28(s0)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 335544
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, 1311
|
||||
; RV32I-WITHFP-NEXT: sw a0, -32(s0)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 688509
|
||||
; RV32I-WITHFP-NEXT: addi a5, a0, -2048
|
||||
; RV32I-WITHFP-NEXT: addi a2, s0, -32
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: addi a1, zero, 11
|
||||
; RV32I-WITHFP-NEXT: addi a3, zero, 12
|
||||
; RV32I-WITHFP-NEXT: addi a4, zero, 13
|
||||
; RV32I-WITHFP-NEXT: addi a6, zero, 4
|
||||
; RV32I-WITHFP-NEXT: addi a7, zero, 14
|
||||
; RV32I-WITHFP-NEXT: call callee_aligned_stack
|
||||
; RV32I-WITHFP-NEXT: lw s0, 56(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 60(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 64
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_aligned_stack(i32 1, i32 11,
|
||||
fp128 0xLEB851EB851EB851F400091EB851EB851, i32 12, i32 13,
|
||||
i64 20000000000, i32 14, i32 15, double 2.720000e+00, i32 16,
|
||||
[2 x i32] [i32 17, i32 18])
|
||||
ret void
|
||||
}
|
||||
|
||||
define double @callee_small_scalar_ret() nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_small_scalar_ret:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: mv a0, zero
|
||||
; RV32I-FPELIM-NEXT: lui a1, 261888
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_small_scalar_ret:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: mv a0, zero
|
||||
; RV32I-WITHFP-NEXT: lui a1, 261888
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
ret double 1.0
|
||||
}
|
||||
|
||||
define i64 @caller_small_scalar_ret() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_small_scalar_ret:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: call callee_small_scalar_ret
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_small_scalar_ret:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: call callee_small_scalar_ret
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call double @callee_small_scalar_ret()
|
||||
%2 = bitcast double %1 to i64
|
||||
ret i64 %2
|
||||
}
|
||||
@ -4,96 +4,50 @@
|
||||
; RUN: llc -mtriple=riscv32 -verify-machineinstrs -frame-pointer=all < %s \
|
||||
; RUN: | FileCheck -check-prefix=RV32I-WITHFP %s
|
||||
|
||||
; As well as calling convention details, we check that ra and fp are
|
||||
; consistently stored to fp-4 and fp-8.
|
||||
; This file contains tests that should have identical output for the ilp32,
|
||||
; ilp32f, and ilp32d ABIs. i.e. where no arguments are passed according to
|
||||
; the floating point ABI. As well as calling convention details, we check that
|
||||
; ra and fp are consistently stored to fp-4 and fp-8.
|
||||
|
||||
; Check that on RV32, i64 and double are passed in a pair of registers. Unlike
|
||||
; Check that on RV32, i64 is passed in a pair of registers. Unlike
|
||||
; the convention for varargs, this need not be an aligned pair.
|
||||
|
||||
define i32 @callee_scalars(i32 %a, i64 %b, i32 %c, i32 %d, double %e) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_scalars:
|
||||
define i32 @callee_i64_in_regs(i32 %a, i64 %b) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_i64_in_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -32
|
||||
; RV32I-FPELIM-NEXT: sw ra, 28(sp)
|
||||
; RV32I-FPELIM-NEXT: sw s1, 24(sp)
|
||||
; RV32I-FPELIM-NEXT: sw s2, 20(sp)
|
||||
; RV32I-FPELIM-NEXT: sw s3, 16(sp)
|
||||
; RV32I-FPELIM-NEXT: sw s4, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: mv s2, a4
|
||||
; RV32I-FPELIM-NEXT: mv s3, a3
|
||||
; RV32I-FPELIM-NEXT: mv s4, a1
|
||||
; RV32I-FPELIM-NEXT: mv s1, a0
|
||||
; RV32I-FPELIM-NEXT: mv a0, a5
|
||||
; RV32I-FPELIM-NEXT: mv a1, a6
|
||||
; RV32I-FPELIM-NEXT: call __fixdfsi
|
||||
; RV32I-FPELIM-NEXT: add a1, s1, s4
|
||||
; RV32I-FPELIM-NEXT: add a1, a1, s3
|
||||
; RV32I-FPELIM-NEXT: add a1, a1, s2
|
||||
; RV32I-FPELIM-NEXT: add a0, a1, a0
|
||||
; RV32I-FPELIM-NEXT: lw s4, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: lw s3, 16(sp)
|
||||
; RV32I-FPELIM-NEXT: lw s2, 20(sp)
|
||||
; RV32I-FPELIM-NEXT: lw s1, 24(sp)
|
||||
; RV32I-FPELIM-NEXT: lw ra, 28(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 32
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_scalars:
|
||||
; RV32I-WITHFP-LABEL: callee_i64_in_regs:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -32
|
||||
; RV32I-WITHFP-NEXT: sw ra, 28(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 24(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s1, 20(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s2, 16(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s3, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s4, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 32
|
||||
; RV32I-WITHFP-NEXT: mv s2, a4
|
||||
; RV32I-WITHFP-NEXT: mv s3, a3
|
||||
; RV32I-WITHFP-NEXT: mv s4, a1
|
||||
; RV32I-WITHFP-NEXT: mv s1, a0
|
||||
; RV32I-WITHFP-NEXT: mv a0, a5
|
||||
; RV32I-WITHFP-NEXT: mv a1, a6
|
||||
; RV32I-WITHFP-NEXT: call __fixdfsi
|
||||
; RV32I-WITHFP-NEXT: add a1, s1, s4
|
||||
; RV32I-WITHFP-NEXT: add a1, a1, s3
|
||||
; RV32I-WITHFP-NEXT: add a1, a1, s2
|
||||
; RV32I-WITHFP-NEXT: add a0, a1, a0
|
||||
; RV32I-WITHFP-NEXT: lw s4, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw s3, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: lw s2, 16(sp)
|
||||
; RV32I-WITHFP-NEXT: lw s1, 20(sp)
|
||||
; RV32I-WITHFP-NEXT: lw s0, 24(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 28(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 32
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%b_trunc = trunc i64 %b to i32
|
||||
%e_fptosi = fptosi double %e to i32
|
||||
%1 = add i32 %a, %b_trunc
|
||||
%2 = add i32 %1, %c
|
||||
%3 = add i32 %2, %d
|
||||
%4 = add i32 %3, %e_fptosi
|
||||
ret i32 %4
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
define i32 @caller_scalars() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_scalars:
|
||||
define i32 @caller_i64_in_regs() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_i64_in_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: addi a1, zero, 2
|
||||
; RV32I-FPELIM-NEXT: mv a2, zero
|
||||
; RV32I-FPELIM-NEXT: addi a3, zero, 3
|
||||
; RV32I-FPELIM-NEXT: addi a4, zero, 4
|
||||
; RV32I-FPELIM-NEXT: mv a5, zero
|
||||
; RV32I-FPELIM-NEXT: lui a6, 262464
|
||||
; RV32I-FPELIM-NEXT: call callee_scalars
|
||||
; RV32I-FPELIM-NEXT: call callee_i64_in_regs
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_scalars:
|
||||
; RV32I-WITHFP-LABEL: caller_i64_in_regs:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
@ -102,19 +56,125 @@ define i32 @caller_scalars() nounwind {
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: addi a1, zero, 2
|
||||
; RV32I-WITHFP-NEXT: mv a2, zero
|
||||
; RV32I-WITHFP-NEXT: addi a3, zero, 3
|
||||
; RV32I-WITHFP-NEXT: addi a4, zero, 4
|
||||
; RV32I-WITHFP-NEXT: mv a5, zero
|
||||
; RV32I-WITHFP-NEXT: lui a6, 262464
|
||||
; RV32I-WITHFP-NEXT: call callee_scalars
|
||||
; RV32I-WITHFP-NEXT: call callee_i64_in_regs
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_scalars(i32 1, i64 2, i32 3, i32 4, double 5.000000e+00)
|
||||
%1 = call i32 @callee_i64_in_regs(i32 1, i64 2)
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
; Check that the stack is used once the GPRs are exhausted
|
||||
|
||||
define i32 @callee_many_scalars(i8 %a, i16 %b, i32 %c, i64 %d, i32 %e, i32 %f, i64 %g, i32 %h) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_many_scalars:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: lw t0, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: xor a4, a4, t0
|
||||
; RV32I-FPELIM-NEXT: xor a3, a3, a7
|
||||
; RV32I-FPELIM-NEXT: or a3, a3, a4
|
||||
; RV32I-FPELIM-NEXT: lui a4, 16
|
||||
; RV32I-FPELIM-NEXT: addi a4, a4, -1
|
||||
; RV32I-FPELIM-NEXT: and a1, a1, a4
|
||||
; RV32I-FPELIM-NEXT: andi a0, a0, 255
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a2
|
||||
; RV32I-FPELIM-NEXT: seqz a1, a3
|
||||
; RV32I-FPELIM-NEXT: add a0, a1, a0
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a5
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a6
|
||||
; RV32I-FPELIM-NEXT: lw a1, 4(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_many_scalars:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: lw t0, 0(s0)
|
||||
; RV32I-WITHFP-NEXT: xor a4, a4, t0
|
||||
; RV32I-WITHFP-NEXT: xor a3, a3, a7
|
||||
; RV32I-WITHFP-NEXT: or a3, a3, a4
|
||||
; RV32I-WITHFP-NEXT: lui a4, 16
|
||||
; RV32I-WITHFP-NEXT: addi a4, a4, -1
|
||||
; RV32I-WITHFP-NEXT: and a1, a1, a4
|
||||
; RV32I-WITHFP-NEXT: andi a0, a0, 255
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a2
|
||||
; RV32I-WITHFP-NEXT: seqz a1, a3
|
||||
; RV32I-WITHFP-NEXT: add a0, a1, a0
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a5
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a6
|
||||
; RV32I-WITHFP-NEXT: lw a1, 4(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%a_ext = zext i8 %a to i32
|
||||
%b_ext = zext i16 %b to i32
|
||||
%1 = add i32 %a_ext, %b_ext
|
||||
%2 = add i32 %1, %c
|
||||
%3 = icmp eq i64 %d, %g
|
||||
%4 = zext i1 %3 to i32
|
||||
%5 = add i32 %4, %2
|
||||
%6 = add i32 %5, %e
|
||||
%7 = add i32 %6, %f
|
||||
%8 = add i32 %7, %h
|
||||
ret i32 %8
|
||||
}
|
||||
|
||||
define i32 @caller_many_scalars() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_many_scalars:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 8
|
||||
; RV32I-FPELIM-NEXT: sw a0, 4(sp)
|
||||
; RV32I-FPELIM-NEXT: sw zero, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: addi a1, zero, 2
|
||||
; RV32I-FPELIM-NEXT: addi a2, zero, 3
|
||||
; RV32I-FPELIM-NEXT: addi a3, zero, 4
|
||||
; RV32I-FPELIM-NEXT: mv a4, zero
|
||||
; RV32I-FPELIM-NEXT: addi a5, zero, 5
|
||||
; RV32I-FPELIM-NEXT: addi a6, zero, 6
|
||||
; RV32I-FPELIM-NEXT: addi a7, zero, 7
|
||||
; RV32I-FPELIM-NEXT: call callee_many_scalars
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_many_scalars:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 8
|
||||
; RV32I-WITHFP-NEXT: sw a0, 4(sp)
|
||||
; RV32I-WITHFP-NEXT: sw zero, 0(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: addi a1, zero, 2
|
||||
; RV32I-WITHFP-NEXT: addi a2, zero, 3
|
||||
; RV32I-WITHFP-NEXT: addi a3, zero, 4
|
||||
; RV32I-WITHFP-NEXT: mv a4, zero
|
||||
; RV32I-WITHFP-NEXT: addi a5, zero, 5
|
||||
; RV32I-WITHFP-NEXT: addi a6, zero, 6
|
||||
; RV32I-WITHFP-NEXT: addi a7, zero, 7
|
||||
; RV32I-WITHFP-NEXT: call callee_many_scalars
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_many_scalars(i8 1, i16 2, i32 3, i64 4, i32 5, i32 6, i64 7, i32 8)
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
|
||||
; Check that i128 and fp128 are passed indirectly
|
||||
|
||||
define i32 @callee_large_scalars(i128 %a, fp128 %b) nounwind {
|
||||
@ -219,10 +279,11 @@ define i32 @caller_large_scalars() nounwind {
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
; Must keep define on a single line due to an update_llc_test_checks.py limitation
|
||||
define i32 @callee_large_scalars_exhausted_regs(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i128 %h, i32 %i, fp128 %j) nounwind {
|
||||
; Check that arguments larger than 2*xlen are handled correctly when their
|
||||
; address is passed on the stack rather than in memory
|
||||
|
||||
; Must keep define on a single line due to an update_llc_test_checks.py limitation
|
||||
define i32 @callee_large_scalars_exhausted_regs(i32 %a, i32 %b, i32 %c, i32 %d, i32 %e, i32 %f, i32 %g, i128 %h, i32 %i, fp128 %j) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_large_scalars_exhausted_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: lw a0, 4(sp)
|
||||
@ -385,115 +446,6 @@ define i32 @caller_mixed_scalar_libcalls(i64 %a) nounwind {
|
||||
ret i32 %3
|
||||
}
|
||||
|
||||
; Check that the stack is used once the GPRs are exhausted
|
||||
|
||||
define i32 @callee_many_scalars(i8 %a, i16 %b, i32 %c, i64 %d, i32 %e, i32 %f, i64 %g, i32 %h) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_many_scalars:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: lw t0, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: xor a4, a4, t0
|
||||
; RV32I-FPELIM-NEXT: xor a3, a3, a7
|
||||
; RV32I-FPELIM-NEXT: or a3, a3, a4
|
||||
; RV32I-FPELIM-NEXT: lui a4, 16
|
||||
; RV32I-FPELIM-NEXT: addi a4, a4, -1
|
||||
; RV32I-FPELIM-NEXT: and a1, a1, a4
|
||||
; RV32I-FPELIM-NEXT: andi a0, a0, 255
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a2
|
||||
; RV32I-FPELIM-NEXT: seqz a1, a3
|
||||
; RV32I-FPELIM-NEXT: add a0, a1, a0
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a5
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a6
|
||||
; RV32I-FPELIM-NEXT: lw a1, 4(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a0, a1
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_many_scalars:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: lw t0, 0(s0)
|
||||
; RV32I-WITHFP-NEXT: xor a4, a4, t0
|
||||
; RV32I-WITHFP-NEXT: xor a3, a3, a7
|
||||
; RV32I-WITHFP-NEXT: or a3, a3, a4
|
||||
; RV32I-WITHFP-NEXT: lui a4, 16
|
||||
; RV32I-WITHFP-NEXT: addi a4, a4, -1
|
||||
; RV32I-WITHFP-NEXT: and a1, a1, a4
|
||||
; RV32I-WITHFP-NEXT: andi a0, a0, 255
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a2
|
||||
; RV32I-WITHFP-NEXT: seqz a1, a3
|
||||
; RV32I-WITHFP-NEXT: add a0, a1, a0
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a5
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a6
|
||||
; RV32I-WITHFP-NEXT: lw a1, 4(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a0, a1
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%a_ext = zext i8 %a to i32
|
||||
%b_ext = zext i16 %b to i32
|
||||
%1 = add i32 %a_ext, %b_ext
|
||||
%2 = add i32 %1, %c
|
||||
%3 = icmp eq i64 %d, %g
|
||||
%4 = zext i1 %3 to i32
|
||||
%5 = add i32 %4, %2
|
||||
%6 = add i32 %5, %e
|
||||
%7 = add i32 %6, %f
|
||||
%8 = add i32 %7, %h
|
||||
ret i32 %8
|
||||
}
|
||||
|
||||
define i32 @caller_many_scalars() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_many_scalars:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 8
|
||||
; RV32I-FPELIM-NEXT: sw a0, 4(sp)
|
||||
; RV32I-FPELIM-NEXT: sw zero, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: addi a1, zero, 2
|
||||
; RV32I-FPELIM-NEXT: addi a2, zero, 3
|
||||
; RV32I-FPELIM-NEXT: addi a3, zero, 4
|
||||
; RV32I-FPELIM-NEXT: mv a4, zero
|
||||
; RV32I-FPELIM-NEXT: addi a5, zero, 5
|
||||
; RV32I-FPELIM-NEXT: addi a6, zero, 6
|
||||
; RV32I-FPELIM-NEXT: addi a7, zero, 7
|
||||
; RV32I-FPELIM-NEXT: call callee_many_scalars
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_many_scalars:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 8
|
||||
; RV32I-WITHFP-NEXT: sw a0, 4(sp)
|
||||
; RV32I-WITHFP-NEXT: sw zero, 0(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: addi a1, zero, 2
|
||||
; RV32I-WITHFP-NEXT: addi a2, zero, 3
|
||||
; RV32I-WITHFP-NEXT: addi a3, zero, 4
|
||||
; RV32I-WITHFP-NEXT: mv a4, zero
|
||||
; RV32I-WITHFP-NEXT: addi a5, zero, 5
|
||||
; RV32I-WITHFP-NEXT: addi a6, zero, 6
|
||||
; RV32I-WITHFP-NEXT: addi a7, zero, 7
|
||||
; RV32I-WITHFP-NEXT: call callee_many_scalars
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_many_scalars(i8 1, i16 2, i32 3, i64 4, i32 5, i32 6, i64 7, i32 8)
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
; Check passing of coerced integer arrays
|
||||
|
||||
%struct.small = type { i32, i32* }
|
||||
@ -649,8 +601,8 @@ define i32 @caller_large_struct() nounwind {
|
||||
|
||||
; Check 2x*xlen values are aligned appropriately when passed on the stack
|
||||
; Must keep define on a single line due to an update_llc_test_checks.py limitation
|
||||
define i32 @callee_aligned_stack(i32 %a, i32 %b, fp128 %c, i32 %d, i32 %e, i64 %f, i32 %g, i32 %h, double %i, i32 %j, [2 x i32] %k) nounwind {
|
||||
; The double should be 8-byte aligned on the stack, but the two-element array
|
||||
define i32 @callee_aligned_stack(i32 %a, i32 %b, fp128 %c, i32 %d, i32 %e, i64 %f, i32 %g, i32 %h, i64 %i, i32 %j, [2 x i32] %k) nounwind {
|
||||
; The i64 should be 8-byte aligned on the stack, but the two-element array
|
||||
; should only be 4-byte aligned
|
||||
; RV32I-FPELIM-LABEL: callee_aligned_stack:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
@ -690,33 +642,29 @@ define i32 @callee_aligned_stack(i32 %a, i32 %b, fp128 %c, i32 %d, i32 %e, i64 %
|
||||
%2 = trunc i128 %1 to i32
|
||||
%3 = add i32 %2, %g
|
||||
%4 = add i32 %3, %h
|
||||
%5 = bitcast double %i to i64
|
||||
%6 = trunc i64 %5 to i32
|
||||
%7 = add i32 %4, %6
|
||||
%8 = add i32 %7, %j
|
||||
%9 = extractvalue [2 x i32] %k, 0
|
||||
%10 = add i32 %8, %9
|
||||
ret i32 %10
|
||||
%5 = trunc i64 %i to i32
|
||||
%6 = add i32 %4, %5
|
||||
%7 = add i32 %6, %j
|
||||
%8 = extractvalue [2 x i32] %k, 0
|
||||
%9 = add i32 %7, %8
|
||||
ret i32 %9
|
||||
}
|
||||
|
||||
define void @caller_aligned_stack() nounwind {
|
||||
; The double should be 8-byte aligned on the stack, but the two-element array
|
||||
; The i64 should be 8-byte aligned on the stack, but the two-element array
|
||||
; should only be 4-byte aligned
|
||||
; RV32I-FPELIM-LABEL: caller_aligned_stack:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -64
|
||||
; RV32I-FPELIM-NEXT: sw ra, 60(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 18
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 19
|
||||
; RV32I-FPELIM-NEXT: sw a0, 24(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 17
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 18
|
||||
; RV32I-FPELIM-NEXT: sw a0, 20(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 16
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 17
|
||||
; RV32I-FPELIM-NEXT: sw a0, 16(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 262236
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, 655
|
||||
; RV32I-FPELIM-NEXT: sw a0, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 377487
|
||||
; RV32I-FPELIM-NEXT: addi a0, a0, 1475
|
||||
; RV32I-FPELIM-NEXT: sw zero, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 16
|
||||
; RV32I-FPELIM-NEXT: sw a0, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 15
|
||||
; RV32I-FPELIM-NEXT: sw a0, 0(sp)
|
||||
@ -752,17 +700,14 @@ define void @caller_aligned_stack() nounwind {
|
||||
; RV32I-WITHFP-NEXT: sw ra, 60(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 56(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 64
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 18
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 19
|
||||
; RV32I-WITHFP-NEXT: sw a0, 24(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 17
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 18
|
||||
; RV32I-WITHFP-NEXT: sw a0, 20(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 16
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 17
|
||||
; RV32I-WITHFP-NEXT: sw a0, 16(sp)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 262236
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, 655
|
||||
; RV32I-WITHFP-NEXT: sw a0, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: lui a0, 377487
|
||||
; RV32I-WITHFP-NEXT: addi a0, a0, 1475
|
||||
; RV32I-WITHFP-NEXT: sw zero, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 16
|
||||
; RV32I-WITHFP-NEXT: sw a0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 15
|
||||
; RV32I-WITHFP-NEXT: sw a0, 0(sp)
|
||||
@ -794,8 +739,8 @@ define void @caller_aligned_stack() nounwind {
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_aligned_stack(i32 1, i32 11,
|
||||
fp128 0xLEB851EB851EB851F400091EB851EB851, i32 12, i32 13,
|
||||
i64 20000000000, i32 14, i32 15, double 2.720000e+00, i32 16,
|
||||
[2 x i32] [i32 17, i32 18])
|
||||
i64 20000000000, i32 14, i32 15, i64 16, i32 17,
|
||||
[2 x i32] [i32 18, i32 19])
|
||||
ret void
|
||||
}
|
||||
|
||||
194
test/CodeGen/RISCV/calling-conv-ilp32.ll
Normal file
194
test/CodeGen/RISCV/calling-conv-ilp32.ll
Normal file
@ -0,0 +1,194 @@
|
||||
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
|
||||
; RUN: llc -mtriple=riscv32 -verify-machineinstrs < %s \
|
||||
; RUN: | FileCheck -check-prefix=RV32I-FPELIM %s
|
||||
; RUN: llc -mtriple=riscv32 -verify-machineinstrs -frame-pointer=all < %s \
|
||||
; RUN: | FileCheck -check-prefix=RV32I-WITHFP %s
|
||||
|
||||
; As well as calling convention details, we check that ra and fp are
|
||||
; consistently stored to fp-4 and fp-8.
|
||||
|
||||
; Any tests that would have identical output for some combination of the ilp32*
|
||||
; ABIs belong in calling-conv-*-common.ll. This file contains tests that will
|
||||
; have different output across those ABIs. i.e. where some arguments would be
|
||||
; passed according to the floating point ABI.
|
||||
|
||||
define i32 @callee_float_in_regs(i32 %a, float %b) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_float_in_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: sw s1, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: mv s1, a0
|
||||
; RV32I-FPELIM-NEXT: mv a0, a1
|
||||
; RV32I-FPELIM-NEXT: call __fixsfsi
|
||||
; RV32I-FPELIM-NEXT: add a0, s1, a0
|
||||
; RV32I-FPELIM-NEXT: lw s1, 8(sp)
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_float_in_regs:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s1, 4(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: mv s1, a0
|
||||
; RV32I-WITHFP-NEXT: mv a0, a1
|
||||
; RV32I-WITHFP-NEXT: call __fixsfsi
|
||||
; RV32I-WITHFP-NEXT: add a0, s1, a0
|
||||
; RV32I-WITHFP-NEXT: lw s1, 4(sp)
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%b_fptosi = fptosi float %b to i32
|
||||
%1 = add i32 %a, %b_fptosi
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
define i32 @caller_float_in_regs() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_float_in_regs:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: lui a1, 262144
|
||||
; RV32I-FPELIM-NEXT: call callee_float_in_regs
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_float_in_regs:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: lui a1, 262144
|
||||
; RV32I-WITHFP-NEXT: call callee_float_in_regs
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_float_in_regs(i32 1, float 2.0)
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
define i32 @callee_float_on_stack(i64 %a, i64 %b, i64 %c, i64 %d, float %e) nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_float_on_stack:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: lw a0, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: add a0, a6, a0
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_float_on_stack:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: lw a0, 0(s0)
|
||||
; RV32I-WITHFP-NEXT: add a0, a6, a0
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = trunc i64 %d to i32
|
||||
%2 = bitcast float %e to i32
|
||||
%3 = add i32 %1, %2
|
||||
ret i32 %3
|
||||
}
|
||||
|
||||
define i32 @caller_float_on_stack() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_float_on_stack:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: lui a0, 264704
|
||||
; RV32I-FPELIM-NEXT: sw a0, 0(sp)
|
||||
; RV32I-FPELIM-NEXT: addi a0, zero, 1
|
||||
; RV32I-FPELIM-NEXT: mv a1, zero
|
||||
; RV32I-FPELIM-NEXT: addi a2, zero, 2
|
||||
; RV32I-FPELIM-NEXT: mv a3, zero
|
||||
; RV32I-FPELIM-NEXT: addi a4, zero, 3
|
||||
; RV32I-FPELIM-NEXT: mv a5, zero
|
||||
; RV32I-FPELIM-NEXT: addi a6, zero, 4
|
||||
; RV32I-FPELIM-NEXT: mv a7, zero
|
||||
; RV32I-FPELIM-NEXT: call callee_float_on_stack
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_float_on_stack:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: lui a0, 264704
|
||||
; RV32I-WITHFP-NEXT: sw a0, 0(sp)
|
||||
; RV32I-WITHFP-NEXT: addi a0, zero, 1
|
||||
; RV32I-WITHFP-NEXT: mv a1, zero
|
||||
; RV32I-WITHFP-NEXT: addi a2, zero, 2
|
||||
; RV32I-WITHFP-NEXT: mv a3, zero
|
||||
; RV32I-WITHFP-NEXT: addi a4, zero, 3
|
||||
; RV32I-WITHFP-NEXT: mv a5, zero
|
||||
; RV32I-WITHFP-NEXT: addi a6, zero, 4
|
||||
; RV32I-WITHFP-NEXT: mv a7, zero
|
||||
; RV32I-WITHFP-NEXT: call callee_float_on_stack
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call i32 @callee_float_on_stack(i64 1, i64 2, i64 3, i64 4, float 5.0)
|
||||
ret i32 %1
|
||||
}
|
||||
|
||||
define float @callee_tiny_scalar_ret() nounwind {
|
||||
; RV32I-FPELIM-LABEL: callee_tiny_scalar_ret:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: lui a0, 260096
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: callee_tiny_scalar_ret:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: lui a0, 260096
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
ret float 1.0
|
||||
}
|
||||
|
||||
define i32 @caller_tiny_scalar_ret() nounwind {
|
||||
; RV32I-FPELIM-LABEL: caller_tiny_scalar_ret:
|
||||
; RV32I-FPELIM: # %bb.0:
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, -16
|
||||
; RV32I-FPELIM-NEXT: sw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: call callee_tiny_scalar_ret
|
||||
; RV32I-FPELIM-NEXT: lw ra, 12(sp)
|
||||
; RV32I-FPELIM-NEXT: addi sp, sp, 16
|
||||
; RV32I-FPELIM-NEXT: ret
|
||||
;
|
||||
; RV32I-WITHFP-LABEL: caller_tiny_scalar_ret:
|
||||
; RV32I-WITHFP: # %bb.0:
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, -16
|
||||
; RV32I-WITHFP-NEXT: sw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: sw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: addi s0, sp, 16
|
||||
; RV32I-WITHFP-NEXT: call callee_tiny_scalar_ret
|
||||
; RV32I-WITHFP-NEXT: lw s0, 8(sp)
|
||||
; RV32I-WITHFP-NEXT: lw ra, 12(sp)
|
||||
; RV32I-WITHFP-NEXT: addi sp, sp, 16
|
||||
; RV32I-WITHFP-NEXT: ret
|
||||
%1 = call float @callee_tiny_scalar_ret()
|
||||
%2 = bitcast float %1 to i32
|
||||
ret i32 %2
|
||||
}
|
||||
Loading…
x
Reference in New Issue
Block a user